Home / 86,766.47-130,150.85-23,589.71

Finding the Fourth Proportional to 86,766.47, 130,150.85 and 23,589.71

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Solution

The fourth proportional to 86,766.47, 130,150.85 and 23,589.71 is: 35,384.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,766.47 : 130,150.85 = 23,589.71 : x
  2. Step 2: Convert to fraction form
    86,766.47/130,150.85 = 23,589.71/x
  3. Step 3: Cross multiply
    86,766.47x = 130,150.85 × 23,589.71
  4. Step 4: Simplify right side
    86,766.47x = 3,070,220,807.75
  5. Step 5: Solve for x
    x = 3,070,220,807.75/86,766.47
  6. Step 6: Final answer
    x = 35,384.88

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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.