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Finding the Fourth Proportional to 162,546.54, 224,332.84 and 90,944.70

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Solution

The fourth proportional to 162,546.54, 224,332.84 and 90,944.70 is: 125,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,546.54 : 224,332.84 = 90,944.70 : x
  2. Step 2: Convert to fraction form
    162,546.54/224,332.84 = 90,944.70/x
  3. Step 3: Cross multiply
    162,546.54x = 224,332.84 × 90,944.70
  4. Step 4: Simplify right side
    162,546.54x = 20,401,882,833.95
  5. Step 5: Solve for x
    x = 20,401,882,833.95/162,546.54
  6. Step 6: Final answer
    x = 125,514.10

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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.