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Finding the Fourth Proportional to 66,773.63, 92,157.95 and 38,093.36

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Solution

The fourth proportional to 66,773.63, 92,157.95 and 38,093.36 is: 52,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,773.63 : 92,157.95 = 38,093.36 : x
  2. Step 2: Convert to fraction form
    66,773.63/92,157.95 = 38,093.36/x
  3. Step 3: Cross multiply
    66,773.63x = 92,157.95 × 38,093.36
  4. Step 4: Simplify right side
    66,773.63x = 3,510,605,600.66
  5. Step 5: Solve for x
    x = 3,510,605,600.66/66,773.63
  6. Step 6: Final answer
    x = 52,574.73

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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.