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Finding the Fourth Proportional to 22,921.65, 34,395.89 and 9,593.54

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Solution

The fourth proportional to 22,921.65, 34,395.89 and 9,593.54 is: 14,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,921.65 : 34,395.89 = 9,593.54 : x
  2. Step 2: Convert to fraction form
    22,921.65/34,395.89 = 9,593.54/x
  3. Step 3: Cross multiply
    22,921.65x = 34,395.89 × 9,593.54
  4. Step 4: Simplify right side
    22,921.65x = 329,978,126.60
  5. Step 5: Solve for x
    x = 329,978,126.60/22,921.65
  6. Step 6: Final answer
    x = 14,395.92

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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.