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Finding the Fourth Proportional to 95,461.44, 131,734.80 and 53,017.44

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Solution

The fourth proportional to 95,461.44, 131,734.80 and 53,017.44 is: 73,162.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,461.44 : 131,734.80 = 53,017.44 : x
  2. Step 2: Convert to fraction form
    95,461.44/131,734.80 = 53,017.44/x
  3. Step 3: Cross multiply
    95,461.44x = 131,734.80 × 53,017.44
  4. Step 4: Simplify right side
    95,461.44x = 6,984,241,854.91
  5. Step 5: Solve for x
    x = 6,984,241,854.91/95,461.44
  6. Step 6: Final answer
    x = 73,162.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.