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Finding the Fourth Proportional to 82,593.76, 123,890.40 and 23,429.44

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Solution

The fourth proportional to 82,593.76, 123,890.40 and 23,429.44 is: 35,144.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,593.76 : 123,890.40 = 23,429.44 : x
  2. Step 2: Convert to fraction form
    82,593.76/123,890.40 = 23,429.44/x
  3. Step 3: Cross multiply
    82,593.76x = 123,890.40 × 23,429.44
  4. Step 4: Simplify right side
    82,593.76x = 2,902,682,693.38
  5. Step 5: Solve for x
    x = 2,902,682,693.38/82,593.76
  6. Step 6: Final answer
    x = 35,144.09

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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.