Home / 87,144.30-130,683.24-37,247.49

Finding the Fourth Proportional to 87,144.30, 130,683.24 and 37,247.49

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Solution

The fourth proportional to 87,144.30, 130,683.24 and 37,247.49 is: 55,857.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,144.30 : 130,683.24 = 37,247.49 : x
  2. Step 2: Convert to fraction form
    87,144.30/130,683.24 = 37,247.49/x
  3. Step 3: Cross multiply
    87,144.30x = 130,683.24 × 37,247.49
  4. Step 4: Simplify right side
    87,144.30x = 4,867,622,675.07
  5. Step 5: Solve for x
    x = 4,867,622,675.07/87,144.30
  6. Step 6: Final answer
    x = 55,857.04

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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.