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Finding the Fourth Proportional to 162,363.52, 224,046.66 and 90,733.60

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Solution

The fourth proportional to 162,363.52, 224,046.66 and 90,733.60 is: 125,203.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,363.52 : 224,046.66 = 90,733.60 : x
  2. Step 2: Convert to fraction form
    162,363.52/224,046.66 = 90,733.60/x
  3. Step 3: Cross multiply
    162,363.52x = 224,046.66 × 90,733.60
  4. Step 4: Simplify right side
    162,363.52x = 20,328,560,029.78
  5. Step 5: Solve for x
    x = 20,328,560,029.78/162,363.52
  6. Step 6: Final answer
    x = 125,203.99

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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.