Home / 100,549.24-150,843.29-38,214.88

Finding the Fourth Proportional to 100,549.24, 150,843.29 and 38,214.88

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Solution

The fourth proportional to 100,549.24, 150,843.29 and 38,214.88 is: 57,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,549.24 : 150,843.29 = 38,214.88 : x
  2. Step 2: Convert to fraction form
    100,549.24/150,843.29 = 38,214.88/x
  3. Step 3: Cross multiply
    100,549.24x = 150,843.29 × 38,214.88
  4. Step 4: Simplify right side
    100,549.24x = 5,764,458,226.16
  5. Step 5: Solve for x
    x = 5,764,458,226.16/100,549.24
  6. Step 6: Final answer
    x = 57,329.70

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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.