Home / 87,190.29-130,786.64-24,860.79

Finding the Fourth Proportional to 87,190.29, 130,786.64 and 24,860.79

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Solution

The fourth proportional to 87,190.29, 130,786.64 and 24,860.79 is: 37,291.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,190.29 : 130,786.64 = 24,860.79 : x
  2. Step 2: Convert to fraction form
    87,190.29/130,786.64 = 24,860.79/x
  3. Step 3: Cross multiply
    87,190.29x = 130,786.64 × 24,860.79
  4. Step 4: Simplify right side
    87,190.29x = 3,251,459,191.85
  5. Step 5: Solve for x
    x = 3,251,459,191.85/87,190.29
  6. Step 6: Final answer
    x = 37,291.53

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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.