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Finding the Fourth Proportional to 168,254.48, 252,346.08 and 63,081.20

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Solution

The fourth proportional to 168,254.48, 252,346.08 and 63,081.20 is: 94,608.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,254.48 : 252,346.08 = 63,081.20 : x
  2. Step 2: Convert to fraction form
    168,254.48/252,346.08 = 63,081.20/x
  3. Step 3: Cross multiply
    168,254.48x = 252,346.08 × 63,081.20
  4. Step 4: Simplify right side
    168,254.48x = 15,918,293,541.70
  5. Step 5: Solve for x
    x = 15,918,293,541.70/168,254.48
  6. Step 6: Final answer
    x = 94,608.44

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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.