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Finding the Fourth Proportional to 62,372.70, 93,559.05 and 18,000.90

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Solution

The fourth proportional to 62,372.70, 93,559.05 and 18,000.90 is: 27,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,372.70 : 93,559.05 = 18,000.90 : x
  2. Step 2: Convert to fraction form
    62,372.70/93,559.05 = 18,000.90/x
  3. Step 3: Cross multiply
    62,372.70x = 93,559.05 × 18,000.90
  4. Step 4: Simplify right side
    62,372.70x = 1,684,147,103.15
  5. Step 5: Solve for x
    x = 1,684,147,103.15/62,372.70
  6. Step 6: Final answer
    x = 27,001.35

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Similar ratio
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1.5x scale

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.