Home / 76,371.48-114,520.18-44,791.80

Finding the Fourth Proportional to 76,371.48, 114,520.18 and 44,791.80

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Solution

The fourth proportional to 76,371.48, 114,520.18 and 44,791.80 is: 67,165.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,371.48 : 114,520.18 = 44,791.80 : x
  2. Step 2: Convert to fraction form
    76,371.48/114,520.18 = 44,791.80/x
  3. Step 3: Cross multiply
    76,371.48x = 114,520.18 × 44,791.80
  4. Step 4: Simplify right side
    76,371.48x = 5,129,564,998.52
  5. Step 5: Solve for x
    x = 5,129,564,998.52/76,371.48
  6. Step 6: Final answer
    x = 67,165.98

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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.