Home / 193,581.39-267,034.07-121,836.86

Finding the Fourth Proportional to 193,581.39, 267,034.07 and 121,836.86

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Solution

The fourth proportional to 193,581.39, 267,034.07 and 121,836.86 is: 168,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,581.39 : 267,034.07 = 121,836.86 : x
  2. Step 2: Convert to fraction form
    193,581.39/267,034.07 = 121,836.86/x
  3. Step 3: Cross multiply
    193,581.39x = 267,034.07 × 121,836.86
  4. Step 4: Simplify right side
    193,581.39x = 32,534,591,887.29
  5. Step 5: Solve for x
    x = 32,534,591,887.29/193,581.39
  6. Step 6: Final answer
    x = 168,066.73

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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.