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Finding the Fourth Proportional to 22,697.28, 34,046.15 and 6,904.87

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Solution

The fourth proportional to 22,697.28, 34,046.15 and 6,904.87 is: 10,357.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,697.28 : 34,046.15 = 6,904.87 : x
  2. Step 2: Convert to fraction form
    22,697.28/34,046.15 = 6,904.87/x
  3. Step 3: Cross multiply
    22,697.28x = 34,046.15 × 6,904.87
  4. Step 4: Simplify right side
    22,697.28x = 235,084,239.75
  5. Step 5: Solve for x
    x = 235,084,239.75/22,697.28
  6. Step 6: Final answer
    x = 10,357.37

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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.