Home / 272,044.14-408,097.26-72,372.66

Finding the Fourth Proportional to 272,044.14, 408,097.26 and 72,372.66

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Solution

The fourth proportional to 272,044.14, 408,097.26 and 72,372.66 is: 108,567.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,044.14 : 408,097.26 = 72,372.66 : x
  2. Step 2: Convert to fraction form
    272,044.14/408,097.26 = 72,372.66/x
  3. Step 3: Cross multiply
    272,044.14x = 408,097.26 × 72,372.66
  4. Step 4: Simplify right side
    272,044.14x = 29,535,084,244.91
  5. Step 5: Solve for x
    x = 29,535,084,244.91/272,044.14
  6. Step 6: Final answer
    x = 108,567.25

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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.