Home / 87,294.52-120,467.26-49,569.56

Finding the Fourth Proportional to 87,294.52, 120,467.26 and 49,569.56

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Solution

The fourth proportional to 87,294.52, 120,467.26 and 49,569.56 is: 68,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,294.52 : 120,467.26 = 49,569.56 : x
  2. Step 2: Convert to fraction form
    87,294.52/120,467.26 = 49,569.56/x
  3. Step 3: Cross multiply
    87,294.52x = 120,467.26 × 49,569.56
  4. Step 4: Simplify right side
    87,294.52x = 5,971,509,072.61
  5. Step 5: Solve for x
    x = 5,971,509,072.61/87,294.52
  6. Step 6: Final answer
    x = 68,406.46

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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.