Home / 86,825.52-130,229.91-27,650.70

Finding the Fourth Proportional to 86,825.52, 130,229.91 and 27,650.70

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Solution

The fourth proportional to 86,825.52, 130,229.91 and 27,650.70 is: 41,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,825.52 : 130,229.91 = 27,650.70 : x
  2. Step 2: Convert to fraction form
    86,825.52/130,229.91 = 27,650.70/x
  3. Step 3: Cross multiply
    86,825.52x = 130,229.91 × 27,650.70
  4. Step 4: Simplify right side
    86,825.52x = 3,600,948,172.44
  5. Step 5: Solve for x
    x = 3,600,948,172.44/86,825.52
  6. Step 6: Final answer
    x = 41,473.38

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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.