Home / 61,516.16-92,215.92-19,934

Finding the Fourth Proportional to 61,516.16, 92,215.92 and 19,934

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Solution

The fourth proportional to 61,516.16, 92,215.92 and 19,934 is: 29,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,516.16 : 92,215.92 = 19,934 : x
  2. Step 2: Convert to fraction form
    61,516.16/92,215.92 = 19,934/x
  3. Step 3: Cross multiply
    61,516.16x = 92,215.92 × 19,934
  4. Step 4: Simplify right side
    61,516.16x = 1,838,232,149.28
  5. Step 5: Solve for x
    x = 1,838,232,149.28/61,516.16
  6. Step 6: Final answer
    x = 29,882.10

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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.