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Finding the Fourth Proportional to 73,374.10, 110,110.48 and 25,989.03

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Solution

The fourth proportional to 73,374.10, 110,110.48 and 25,989.03 is: 39,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,374.10 : 110,110.48 = 25,989.03 : x
  2. Step 2: Convert to fraction form
    73,374.10/110,110.48 = 25,989.03/x
  3. Step 3: Cross multiply
    73,374.10x = 110,110.48 × 25,989.03
  4. Step 4: Simplify right side
    73,374.10x = 2,861,664,503.06
  5. Step 5: Solve for x
    x = 2,861,664,503.06/73,374.10
  6. Step 6: Final answer
    x = 39,001.02

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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.