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Finding the Fourth Proportional to 168,339.16, 252,498.84 and 63,149.32

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Solution

The fourth proportional to 168,339.16, 252,498.84 and 63,149.32 is: 94,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,339.16 : 252,498.84 = 63,149.32 : x
  2. Step 2: Convert to fraction form
    168,339.16/252,498.84 = 63,149.32/x
  3. Step 3: Cross multiply
    168,339.16x = 252,498.84 × 63,149.32
  4. Step 4: Simplify right side
    168,339.16x = 15,945,130,046.79
  5. Step 5: Solve for x
    x = 15,945,130,046.79/168,339.16
  6. Step 6: Final answer
    x = 94,720.27

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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.