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Finding the Fourth Proportional to 62,938.30, 94,408.72 and 23,487.54

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Solution

The fourth proportional to 62,938.30, 94,408.72 and 23,487.54 is: 35,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,938.30 : 94,408.72 = 23,487.54 : x
  2. Step 2: Convert to fraction form
    62,938.30/94,408.72 = 23,487.54/x
  3. Step 3: Cross multiply
    62,938.30x = 94,408.72 × 23,487.54
  4. Step 4: Simplify right side
    62,938.30x = 2,217,428,587.35
  5. Step 5: Solve for x
    x = 2,217,428,587.35/62,938.30
  6. Step 6: Final answer
    x = 35,231.78

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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.