Home / 69,555.20-96,035.82-54,997.70

Finding the Fourth Proportional to 69,555.20, 96,035.82 and 54,997.70

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Solution

The fourth proportional to 69,555.20, 96,035.82 and 54,997.70 is: 75,936.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,555.20 : 96,035.82 = 54,997.70 : x
  2. Step 2: Convert to fraction form
    69,555.20/96,035.82 = 54,997.70/x
  3. Step 3: Cross multiply
    69,555.20x = 96,035.82 × 54,997.70
  4. Step 4: Simplify right side
    69,555.20x = 5,281,749,217.61
  5. Step 5: Solve for x
    x = 5,281,749,217.61/69,555.20
  6. Step 6: Final answer
    x = 75,936.08

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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.