Home / 150,236.28-207,326.25-86,572.44

Finding the Fourth Proportional to 150,236.28, 207,326.25 and 86,572.44

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Solution

The fourth proportional to 150,236.28, 207,326.25 and 86,572.44 is: 119,470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,236.28 : 207,326.25 = 86,572.44 : x
  2. Step 2: Convert to fraction form
    150,236.28/207,326.25 = 86,572.44/x
  3. Step 3: Cross multiply
    150,236.28x = 207,326.25 × 86,572.44
  4. Step 4: Simplify right side
    150,236.28x = 17,948,739,338.55
  5. Step 5: Solve for x
    x = 17,948,739,338.55/150,236.28
  6. Step 6: Final answer
    x = 119,470.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.