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Finding the Fourth Proportional to 69,865.67, 96,411.60 and 38,034.68

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Solution

The fourth proportional to 69,865.67, 96,411.60 and 38,034.68 is: 52,486.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,865.67 : 96,411.60 = 38,034.68 : x
  2. Step 2: Convert to fraction form
    69,865.67/96,411.60 = 38,034.68/x
  3. Step 3: Cross multiply
    69,865.67x = 96,411.60 × 38,034.68
  4. Step 4: Simplify right side
    69,865.67x = 3,666,984,354.29
  5. Step 5: Solve for x
    x = 3,666,984,354.29/69,865.67
  6. Step 6: Final answer
    x = 52,486.21

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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.