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Finding the Fourth Proportional to 73,177.47, 101,008.80 and 42,962.04

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Solution

The fourth proportional to 73,177.47, 101,008.80 and 42,962.04 is: 59,301.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,177.47 : 101,008.80 = 42,962.04 : x
  2. Step 2: Convert to fraction form
    73,177.47/101,008.80 = 42,962.04/x
  3. Step 3: Cross multiply
    73,177.47x = 101,008.80 × 42,962.04
  4. Step 4: Simplify right side
    73,177.47x = 4,339,544,105.95
  5. Step 5: Solve for x
    x = 4,339,544,105.95/73,177.47
  6. Step 6: Final answer
    x = 59,301.64

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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.