Home / 53,689.24-74,092.16-29,818.15

Finding the Fourth Proportional to 53,689.24, 74,092.16 and 29,818.15

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Solution

The fourth proportional to 53,689.24, 74,092.16 and 29,818.15 is: 41,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,689.24 : 74,092.16 = 29,818.15 : x
  2. Step 2: Convert to fraction form
    53,689.24/74,092.16 = 29,818.15/x
  3. Step 3: Cross multiply
    53,689.24x = 74,092.16 × 29,818.15
  4. Step 4: Simplify right side
    53,689.24x = 2,209,290,991.61
  5. Step 5: Solve for x
    x = 2,209,290,991.61/53,689.24
  6. Step 6: Final answer
    x = 41,149.60

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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.