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Finding the Fourth Proportional to 22,917.92, 34,387.05 and 14,595.78

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Solution

The fourth proportional to 22,917.92, 34,387.05 and 14,595.78 is: 21,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,917.92 : 34,387.05 = 14,595.78 : x
  2. Step 2: Convert to fraction form
    22,917.92/34,387.05 = 14,595.78/x
  3. Step 3: Cross multiply
    22,917.92x = 34,387.05 × 14,595.78
  4. Step 4: Simplify right side
    22,917.92x = 501,905,816.65
  5. Step 5: Solve for x
    x = 501,905,816.65/22,917.92
  6. Step 6: Final answer
    x = 21,900.15

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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.