Home / 99,275.26-137,001.20-53,954.14

Finding the Fourth Proportional to 99,275.26, 137,001.20 and 53,954.14

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Solution

The fourth proportional to 99,275.26, 137,001.20 and 53,954.14 is: 74,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,275.26 : 137,001.20 = 53,954.14 : x
  2. Step 2: Convert to fraction form
    99,275.26/137,001.20 = 53,954.14/x
  3. Step 3: Cross multiply
    99,275.26x = 137,001.20 × 53,954.14
  4. Step 4: Simplify right side
    99,275.26x = 7,391,781,924.97
  5. Step 5: Solve for x
    x = 7,391,781,924.97/99,275.26
  6. Step 6: Final answer
    x = 74,457.44

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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.