Home / 95,379.04-143,120.40-40,013.92

Finding the Fourth Proportional to 95,379.04, 143,120.40 and 40,013.92

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Solution

The fourth proportional to 95,379.04, 143,120.40 and 40,013.92 is: 60,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,379.04 : 143,120.40 = 40,013.92 : x
  2. Step 2: Convert to fraction form
    95,379.04/143,120.40 = 40,013.92/x
  3. Step 3: Cross multiply
    95,379.04x = 143,120.40 × 40,013.92
  4. Step 4: Simplify right side
    95,379.04x = 5,726,808,235.97
  5. Step 5: Solve for x
    x = 5,726,808,235.97/95,379.04
  6. Step 6: Final answer
    x = 60,042.63

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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.