Home / 90,553.24-124,961.14-50,265.96

Finding the Fourth Proportional to 90,553.24, 124,961.14 and 50,265.96

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Solution

The fourth proportional to 90,553.24, 124,961.14 and 50,265.96 is: 69,365.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,553.24 : 124,961.14 = 50,265.96 : x
  2. Step 2: Convert to fraction form
    90,553.24/124,961.14 = 50,265.96/x
  3. Step 3: Cross multiply
    90,553.24x = 124,961.14 × 50,265.96
  4. Step 4: Simplify right side
    90,553.24x = 6,281,291,664.79
  5. Step 5: Solve for x
    x = 6,281,291,664.79/90,553.24
  6. Step 6: Final answer
    x = 69,365.73

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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.