Home / 87,299.44-120,473.22-49,573.69

Finding the Fourth Proportional to 87,299.44, 120,473.22 and 49,573.69

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Solution

The fourth proportional to 87,299.44, 120,473.22 and 49,573.69 is: 68,411.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,299.44 : 120,473.22 = 49,573.69 : x
  2. Step 2: Convert to fraction form
    87,299.44/120,473.22 = 49,573.69/x
  3. Step 3: Cross multiply
    87,299.44x = 120,473.22 × 49,573.69
  4. Step 4: Simplify right side
    87,299.44x = 5,972,301,946.30
  5. Step 5: Solve for x
    x = 5,972,301,946.30/87,299.44
  6. Step 6: Final answer
    x = 68,411.69

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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.