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Finding the Fourth Proportional to 66,798.27, 92,181.61 and 36,583.66

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Solution

The fourth proportional to 66,798.27, 92,181.61 and 36,583.66 is: 50,485.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,798.27 : 92,181.61 = 36,583.66 : x
  2. Step 2: Convert to fraction form
    66,798.27/92,181.61 = 36,583.66/x
  3. Step 3: Cross multiply
    66,798.27x = 92,181.61 × 36,583.66
  4. Step 4: Simplify right side
    66,798.27x = 3,372,341,115.63
  5. Step 5: Solve for x
    x = 3,372,341,115.63/66,798.27
  6. Step 6: Final answer
    x = 50,485.45

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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.