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Finding the Fourth Proportional to 168,363.60, 252,545.40 and 98,206.80

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Solution

The fourth proportional to 168,363.60, 252,545.40 and 98,206.80 is: 147,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,363.60 : 252,545.40 = 98,206.80 : x
  2. Step 2: Convert to fraction form
    168,363.60/252,545.40 = 98,206.80/x
  3. Step 3: Cross multiply
    168,363.60x = 252,545.40 × 98,206.80
  4. Step 4: Simplify right side
    168,363.60x = 24,801,675,588.72
  5. Step 5: Solve for x
    x = 24,801,675,588.72/168,363.60
  6. Step 6: Final answer
    x = 147,310.20

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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.