Home / 87,035.88-130,562.91-37,121.25

Finding the Fourth Proportional to 87,035.88, 130,562.91 and 37,121.25

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Solution

The fourth proportional to 87,035.88, 130,562.91 and 37,121.25 is: 55,685.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,035.88 : 130,562.91 = 37,121.25 : x
  2. Step 2: Convert to fraction form
    87,035.88/130,562.91 = 37,121.25/x
  3. Step 3: Cross multiply
    87,035.88x = 130,562.91 × 37,121.25
  4. Step 4: Simplify right side
    87,035.88x = 4,846,658,422.84
  5. Step 5: Solve for x
    x = 4,846,658,422.84/87,035.88
  6. Step 6: Final answer
    x = 55,685.75

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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.