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Finding the Fourth Proportional to 24,609.90, 36,916.65 and 7,079.88

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Solution

The fourth proportional to 24,609.90, 36,916.65 and 7,079.88 is: 10,620.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,609.90 : 36,916.65 = 7,079.88 : x
  2. Step 2: Convert to fraction form
    24,609.90/36,916.65 = 7,079.88/x
  3. Step 3: Cross multiply
    24,609.90x = 36,916.65 × 7,079.88
  4. Step 4: Simplify right side
    24,609.90x = 261,365,452.00
  5. Step 5: Solve for x
    x = 261,365,452.00/24,609.90
  6. Step 6: Final answer
    x = 10,620.34

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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.