Home / 53,891.01-74,366.64-29,691.18

Finding the Fourth Proportional to 53,891.01, 74,366.64 and 29,691.18

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Solution

The fourth proportional to 53,891.01, 74,366.64 and 29,691.18 is: 40,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,891.01 : 74,366.64 = 29,691.18 : x
  2. Step 2: Convert to fraction form
    53,891.01/74,366.64 = 29,691.18/x
  3. Step 3: Cross multiply
    53,891.01x = 74,366.64 × 29,691.18
  4. Step 4: Simplify right side
    53,891.01x = 2,208,033,294.24
  5. Step 5: Solve for x
    x = 2,208,033,294.24/53,891.01
  6. Step 6: Final answer
    x = 40,972.20

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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.