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Finding the Fourth Proportional to 22,752.61, 34,105.80 and 8,709.04

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Solution

The fourth proportional to 22,752.61, 34,105.80 and 8,709.04 is: 13,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,752.61 : 34,105.80 = 8,709.04 : x
  2. Step 2: Convert to fraction form
    22,752.61/34,105.80 = 8,709.04/x
  3. Step 3: Cross multiply
    22,752.61x = 34,105.80 × 8,709.04
  4. Step 4: Simplify right side
    22,752.61x = 297,028,776.43
  5. Step 5: Solve for x
    x = 297,028,776.43/22,752.61
  6. Step 6: Final answer
    x = 13,054.71

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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.