Home / 87,828.96-131,761.67-35,242.54

Finding the Fourth Proportional to 87,828.96, 131,761.67 and 35,242.54

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Solution

The fourth proportional to 87,828.96, 131,761.67 and 35,242.54 is: 52,871.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,828.96 : 131,761.67 = 35,242.54 : x
  2. Step 2: Convert to fraction form
    87,828.96/131,761.67 = 35,242.54/x
  3. Step 3: Cross multiply
    87,828.96x = 131,761.67 × 35,242.54
  4. Step 4: Simplify right side
    87,828.96x = 4,643,616,359.22
  5. Step 5: Solve for x
    x = 4,643,616,359.22/87,828.96
  6. Step 6: Final answer
    x = 52,871.13

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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.