Home / 193,715.32-267,334.02-108,830.68

Finding the Fourth Proportional to 193,715.32, 267,334.02 and 108,830.68

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Solution

The fourth proportional to 193,715.32, 267,334.02 and 108,830.68 is: 150,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,715.32 : 267,334.02 = 108,830.68 : x
  2. Step 2: Convert to fraction form
    193,715.32/267,334.02 = 108,830.68/x
  3. Step 3: Cross multiply
    193,715.32x = 267,334.02 × 108,830.68
  4. Step 4: Simplify right side
    193,715.32x = 29,094,143,183.73
  5. Step 5: Solve for x
    x = 29,094,143,183.73/193,715.32
  6. Step 6: Final answer
    x = 150,190.20

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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.