Home / 67,061.52-92,539.26-38,761.74

Finding the Fourth Proportional to 67,061.52, 92,539.26 and 38,761.74

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Solution

The fourth proportional to 67,061.52, 92,539.26 and 38,761.74 is: 53,487.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,061.52 : 92,539.26 = 38,761.74 : x
  2. Step 2: Convert to fraction form
    67,061.52/92,539.26 = 38,761.74/x
  3. Step 3: Cross multiply
    67,061.52x = 92,539.26 × 38,761.74
  4. Step 4: Simplify right side
    67,061.52x = 3,586,982,735.91
  5. Step 5: Solve for x
    x = 3,586,982,735.91/67,061.52
  6. Step 6: Final answer
    x = 53,487.94

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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.