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Finding the Fourth Proportional to 162,425.62, 224,148.77 and 89,824.73

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Solution

The fourth proportional to 162,425.62, 224,148.77 and 89,824.73 is: 123,958.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,425.62 : 224,148.77 = 89,824.73 : x
  2. Step 2: Convert to fraction form
    162,425.62/224,148.77 = 89,824.73/x
  3. Step 3: Cross multiply
    162,425.62x = 224,148.77 × 89,824.73
  4. Step 4: Simplify right side
    162,425.62x = 20,134,102,745.08
  5. Step 5: Solve for x
    x = 20,134,102,745.08/162,425.62
  6. Step 6: Final answer
    x = 123,958.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.