Home / 61,531.50-92,306.16-19,397.34

Finding the Fourth Proportional to 61,531.50, 92,306.16 and 19,397.34

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Solution

The fourth proportional to 61,531.50, 92,306.16 and 19,397.34 is: 29,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,531.50 : 92,306.16 = 19,397.34 : x
  2. Step 2: Convert to fraction form
    61,531.50/92,306.16 = 19,397.34/x
  3. Step 3: Cross multiply
    61,531.50x = 92,306.16 × 19,397.34
  4. Step 4: Simplify right side
    61,531.50x = 1,790,493,969.61
  5. Step 5: Solve for x
    x = 1,790,493,969.61/61,531.50
  6. Step 6: Final answer
    x = 29,098.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.