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Finding the Fourth Proportional to 74,967.56, 112,469.01 and 24,366.42

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Solution

The fourth proportional to 74,967.56, 112,469.01 and 24,366.42 is: 36,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,967.56 : 112,469.01 = 24,366.42 : x
  2. Step 2: Convert to fraction form
    74,967.56/112,469.01 = 24,366.42/x
  3. Step 3: Cross multiply
    74,967.56x = 112,469.01 × 24,366.42
  4. Step 4: Simplify right side
    74,967.56x = 2,740,467,043.27
  5. Step 5: Solve for x
    x = 2,740,467,043.27/74,967.56
  6. Step 6: Final answer
    x = 36,555.37

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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.