Home / 87,664.74-131,527.62-27,702.36

Finding the Fourth Proportional to 87,664.74, 131,527.62 and 27,702.36

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Solution

The fourth proportional to 87,664.74, 131,527.62 and 27,702.36 is: 41,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,664.74 : 131,527.62 = 27,702.36 : x
  2. Step 2: Convert to fraction form
    87,664.74/131,527.62 = 27,702.36/x
  3. Step 3: Cross multiply
    87,664.74x = 131,527.62 × 27,702.36
  4. Step 4: Simplify right side
    87,664.74x = 3,643,625,479.18
  5. Step 5: Solve for x
    x = 3,643,625,479.18/87,664.74
  6. Step 6: Final answer
    x = 41,563.18

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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.