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Finding the Fourth Proportional to 95,671.80, 143,510.06 and 45,757.17

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Solution

The fourth proportional to 95,671.80, 143,510.06 and 45,757.17 is: 68,636.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,671.80 : 143,510.06 = 45,757.17 : x
  2. Step 2: Convert to fraction form
    95,671.80/143,510.06 = 45,757.17/x
  3. Step 3: Cross multiply
    95,671.80x = 143,510.06 × 45,757.17
  4. Step 4: Simplify right side
    95,671.80x = 6,566,614,326.52
  5. Step 5: Solve for x
    x = 6,566,614,326.52/95,671.80
  6. Step 6: Final answer
    x = 68,636.88

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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.