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Finding the Fourth Proportional to 22,250.62, 33,339.07 and 15,644.53

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Solution

The fourth proportional to 22,250.62, 33,339.07 and 15,644.53 is: 23,440.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,250.62 : 33,339.07 = 15,644.53 : x
  2. Step 2: Convert to fraction form
    22,250.62/33,339.07 = 15,644.53/x
  3. Step 3: Cross multiply
    22,250.62x = 33,339.07 × 15,644.53
  4. Step 4: Simplify right side
    22,250.62x = 521,574,080.79
  5. Step 5: Solve for x
    x = 521,574,080.79/22,250.62
  6. Step 6: Final answer
    x = 23,440.88

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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.