Home / 87,116.28-130,674.48-24,786.78

Finding the Fourth Proportional to 87,116.28, 130,674.48 and 24,786.78

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Solution

The fourth proportional to 87,116.28, 130,674.48 and 24,786.78 is: 37,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,116.28 : 130,674.48 = 24,786.78 : x
  2. Step 2: Convert to fraction form
    87,116.28/130,674.48 = 24,786.78/x
  3. Step 3: Cross multiply
    87,116.28x = 130,674.48 × 24,786.78
  4. Step 4: Simplify right side
    87,116.28x = 3,238,999,587.37
  5. Step 5: Solve for x
    x = 3,238,999,587.37/87,116.28
  6. Step 6: Final answer
    x = 37,180.19

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1.5x scale

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.