Home / 100,247.56-150,324.24-58,139.60

Finding the Fourth Proportional to 100,247.56, 150,324.24 and 58,139.60

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Solution

The fourth proportional to 100,247.56, 150,324.24 and 58,139.60 is: 87,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,247.56 : 150,324.24 = 58,139.60 : x
  2. Step 2: Convert to fraction form
    100,247.56/150,324.24 = 58,139.60/x
  3. Step 3: Cross multiply
    100,247.56x = 150,324.24 × 58,139.60
  4. Step 4: Simplify right side
    100,247.56x = 8,739,791,183.90
  5. Step 5: Solve for x
    x = 8,739,791,183.90/100,247.56
  6. Step 6: Final answer
    x = 87,182.08

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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.