Home / 79,132.30-118,710.18-22,972.87

Finding the Fourth Proportional to 79,132.30, 118,710.18 and 22,972.87

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Solution

The fourth proportional to 79,132.30, 118,710.18 and 22,972.87 is: 34,462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,132.30 : 118,710.18 = 22,972.87 : x
  2. Step 2: Convert to fraction form
    79,132.30/118,710.18 = 22,972.87/x
  3. Step 3: Cross multiply
    79,132.30x = 118,710.18 × 22,972.87
  4. Step 4: Simplify right side
    79,132.30x = 2,727,113,681.20
  5. Step 5: Solve for x
    x = 2,727,113,681.20/79,132.30
  6. Step 6: Final answer
    x = 34,462.71

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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.