Home / 150,588.30-207,818.38-90,147.24

Finding the Fourth Proportional to 150,588.30, 207,818.38 and 90,147.24

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Solution

The fourth proportional to 150,588.30, 207,818.38 and 90,147.24 is: 124,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,588.30 : 207,818.38 = 90,147.24 : x
  2. Step 2: Convert to fraction form
    150,588.30/207,818.38 = 90,147.24/x
  3. Step 3: Cross multiply
    150,588.30x = 207,818.38 × 90,147.24
  4. Step 4: Simplify right side
    150,588.30x = 18,734,253,378.27
  5. Step 5: Solve for x
    x = 18,734,253,378.27/150,588.30
  6. Step 6: Final answer
    x = 124,407.10

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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.