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Finding the Fourth Proportional to 66,677.99, 92,015.29 and 36,462.76

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Solution

The fourth proportional to 66,677.99, 92,015.29 and 36,462.76 is: 50,318.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,677.99 : 92,015.29 = 36,462.76 : x
  2. Step 2: Convert to fraction form
    66,677.99/92,015.29 = 36,462.76/x
  3. Step 3: Cross multiply
    66,677.99x = 92,015.29 × 36,462.76
  4. Step 4: Simplify right side
    66,677.99x = 3,355,131,251.14
  5. Step 5: Solve for x
    x = 3,355,131,251.14/66,677.99
  6. Step 6: Final answer
    x = 50,318.43

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Half scale
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Double scale
Find fourth proportional to 66,678.99, 92,016.67 and 36,463.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.