Home / 61,452.29-92,179.65-19,331.48

Finding the Fourth Proportional to 61,452.29, 92,179.65 and 19,331.48

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Solution

The fourth proportional to 61,452.29, 92,179.65 and 19,331.48 is: 28,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,452.29 : 92,179.65 = 19,331.48 : x
  2. Step 2: Convert to fraction form
    61,452.29/92,179.65 = 19,331.48/x
  3. Step 3: Cross multiply
    61,452.29x = 92,179.65 × 19,331.48
  4. Step 4: Simplify right side
    61,452.29x = 1,781,969,060.38
  5. Step 5: Solve for x
    x = 1,781,969,060.38/61,452.29
  6. Step 6: Final answer
    x = 28,997.60

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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.