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Finding the Fourth Proportional to 74,593.84, 111,864.11 and 24,664.72

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Solution

The fourth proportional to 74,593.84, 111,864.11 and 24,664.72 is: 36,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,593.84 : 111,864.11 = 24,664.72 : x
  2. Step 2: Convert to fraction form
    74,593.84/111,864.11 = 24,664.72/x
  3. Step 3: Cross multiply
    74,593.84x = 111,864.11 × 24,664.72
  4. Step 4: Simplify right side
    74,593.84x = 2,759,096,951.20
  5. Step 5: Solve for x
    x = 2,759,096,951.20/74,593.84
  6. Step 6: Final answer
    x = 36,988.27

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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.