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Finding the Fourth Proportional to 15,123.52, 22,681.18 and 9,568.52

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Solution

The fourth proportional to 15,123.52, 22,681.18 and 9,568.52 is: 14,350.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,123.52 : 22,681.18 = 9,568.52 : x
  2. Step 2: Convert to fraction form
    15,123.52/22,681.18 = 9,568.52/x
  3. Step 3: Cross multiply
    15,123.52x = 22,681.18 × 9,568.52
  4. Step 4: Simplify right side
    15,123.52x = 217,025,324.45
  5. Step 5: Solve for x
    x = 217,025,324.45/15,123.52
  6. Step 6: Final answer
    x = 14,350.19

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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.