Home / 100,218.24-150,334.37-40,246.71

Finding the Fourth Proportional to 100,218.24, 150,334.37 and 40,246.71

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Solution

The fourth proportional to 100,218.24, 150,334.37 and 40,246.71 is: 60,372.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,218.24 : 150,334.37 = 40,246.71 : x
  2. Step 2: Convert to fraction form
    100,218.24/150,334.37 = 40,246.71/x
  3. Step 3: Cross multiply
    100,218.24x = 150,334.37 × 40,246.71
  4. Step 4: Simplify right side
    100,218.24x = 6,050,463,792.42
  5. Step 5: Solve for x
    x = 6,050,463,792.42/100,218.24
  6. Step 6: Final answer
    x = 60,372.88

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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.