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Finding the Fourth Proportional to 60,244.42, 90,358.92 and 15,874.60

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Solution

The fourth proportional to 60,244.42, 90,358.92 and 15,874.60 is: 23,809.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,244.42 : 90,358.92 = 15,874.60 : x
  2. Step 2: Convert to fraction form
    60,244.42/90,358.92 = 15,874.60/x
  3. Step 3: Cross multiply
    60,244.42x = 90,358.92 × 15,874.60
  4. Step 4: Simplify right side
    60,244.42x = 1,434,411,711.43
  5. Step 5: Solve for x
    x = 1,434,411,711.43/60,244.42
  6. Step 6: Final answer
    x = 23,809.87

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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.