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Finding the Fourth Proportional to 15,737, 23,609.55 and 5,876.35

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Solution

The fourth proportional to 15,737, 23,609.55 and 5,876.35 is: 8,816.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,737 : 23,609.55 = 5,876.35 : x
  2. Step 2: Convert to fraction form
    15,737/23,609.55 = 5,876.35/x
  3. Step 3: Cross multiply
    15,737x = 23,609.55 × 5,876.35
  4. Step 4: Simplify right side
    15,737x = 138,737,861.09
  5. Step 5: Solve for x
    x = 138,737,861.09/15,737
  6. Step 6: Final answer
    x = 8,816.03

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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.