Home / 87,763.73-131,562.56-54,050.48

Finding the Fourth Proportional to 87,763.73, 131,562.56 and 54,050.48

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Solution

The fourth proportional to 87,763.73, 131,562.56 and 54,050.48 is: 81,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,763.73 : 131,562.56 = 54,050.48 : x
  2. Step 2: Convert to fraction form
    87,763.73/131,562.56 = 54,050.48/x
  3. Step 3: Cross multiply
    87,763.73x = 131,562.56 × 54,050.48
  4. Step 4: Simplify right side
    87,763.73x = 7,111,019,247.78
  5. Step 5: Solve for x
    x = 7,111,019,247.78/87,763.73
  6. Step 6: Final answer
    x = 81,024.58

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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.