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Finding the Fourth Proportional to 168,347.52, 252,468 and 56,003.04

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Solution

The fourth proportional to 168,347.52, 252,468 and 56,003.04 is: 83,986.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,347.52 : 252,468 = 56,003.04 : x
  2. Step 2: Convert to fraction form
    168,347.52/252,468 = 56,003.04/x
  3. Step 3: Cross multiply
    168,347.52x = 252,468 × 56,003.04
  4. Step 4: Simplify right side
    168,347.52x = 14,138,975,502.72
  5. Step 5: Solve for x
    x = 14,138,975,502.72/168,347.52
  6. Step 6: Final answer
    x = 83,986.84

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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.