Home / 86,870.25-130,305.38-24,542.37

Finding the Fourth Proportional to 86,870.25, 130,305.38 and 24,542.37

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Solution

The fourth proportional to 86,870.25, 130,305.38 and 24,542.37 is: 36,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,870.25 : 130,305.38 = 24,542.37 : x
  2. Step 2: Convert to fraction form
    86,870.25/130,305.38 = 24,542.37/x
  3. Step 3: Cross multiply
    86,870.25x = 130,305.38 × 24,542.37
  4. Step 4: Simplify right side
    86,870.25x = 3,198,002,726.24
  5. Step 5: Solve for x
    x = 3,198,002,726.24/86,870.25
  6. Step 6: Final answer
    x = 36,813.56

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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.