Home / 87,166.70-130,805.31-37,247.15

Finding the Fourth Proportional to 87,166.70, 130,805.31 and 37,247.15

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Solution

The fourth proportional to 87,166.70, 130,805.31 and 37,247.15 is: 55,894.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,166.70 : 130,805.31 = 37,247.15 : x
  2. Step 2: Convert to fraction form
    87,166.70/130,805.31 = 37,247.15/x
  3. Step 3: Cross multiply
    87,166.70x = 130,805.31 × 37,247.15
  4. Step 4: Simplify right side
    87,166.70x = 4,872,125,002.37
  5. Step 5: Solve for x
    x = 4,872,125,002.37/87,166.70
  6. Step 6: Final answer
    x = 55,894.34

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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.