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Finding the Fourth Proportional to 168,559.17, 252,848.46 and 63,379.05

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Solution

The fourth proportional to 168,559.17, 252,848.46 and 63,379.05 is: 95,072.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,559.17 : 252,848.46 = 63,379.05 : x
  2. Step 2: Convert to fraction form
    168,559.17/252,848.46 = 63,379.05/x
  3. Step 3: Cross multiply
    168,559.17x = 252,848.46 × 63,379.05
  4. Step 4: Simplify right side
    168,559.17x = 16,025,294,478.25
  5. Step 5: Solve for x
    x = 16,025,294,478.25/168,559.17
  6. Step 6: Final answer
    x = 95,072.22

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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.