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Finding the Fourth Proportional to 168,093.40, 252,140.10 and 62,906.80

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Solution

The fourth proportional to 168,093.40, 252,140.10 and 62,906.80 is: 94,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,093.40 : 252,140.10 = 62,906.80 : x
  2. Step 2: Convert to fraction form
    168,093.40/252,140.10 = 62,906.80/x
  3. Step 3: Cross multiply
    168,093.40x = 252,140.10 × 62,906.80
  4. Step 4: Simplify right side
    168,093.40x = 15,861,326,842.68
  5. Step 5: Solve for x
    x = 15,861,326,842.68/168,093.40
  6. Step 6: Final answer
    x = 94,360.20

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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.