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Finding the Fourth Proportional to 74,167.70, 111,263.68 and 24,233.30

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Solution

The fourth proportional to 74,167.70, 111,263.68 and 24,233.30 is: 36,353.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,167.70 : 111,263.68 = 24,233.30 : x
  2. Step 2: Convert to fraction form
    74,167.70/111,263.68 = 24,233.30/x
  3. Step 3: Cross multiply
    74,167.70x = 111,263.68 × 24,233.30
  4. Step 4: Simplify right side
    74,167.70x = 2,696,286,136.54
  5. Step 5: Solve for x
    x = 2,696,286,136.54/74,167.70
  6. Step 6: Final answer
    x = 36,353.91

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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.