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Finding the Fourth Proportional to 74,662.76, 112,006.02 and 24,744.62

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Solution

The fourth proportional to 74,662.76, 112,006.02 and 24,744.62 is: 37,120.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,662.76 : 112,006.02 = 24,744.62 : x
  2. Step 2: Convert to fraction form
    74,662.76/112,006.02 = 24,744.62/x
  3. Step 3: Cross multiply
    74,662.76x = 112,006.02 × 24,744.62
  4. Step 4: Simplify right side
    74,662.76x = 2,771,546,402.61
  5. Step 5: Solve for x
    x = 2,771,546,402.61/74,662.76
  6. Step 6: Final answer
    x = 37,120.87

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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.