Home / 198,313.76-273,671.46-107,667.92

Finding the Fourth Proportional to 198,313.76, 273,671.46 and 107,667.92

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Solution

The fourth proportional to 198,313.76, 273,671.46 and 107,667.92 is: 148,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,313.76 : 273,671.46 = 107,667.92 : x
  2. Step 2: Convert to fraction form
    198,313.76/273,671.46 = 107,667.92/x
  3. Step 3: Cross multiply
    198,313.76x = 273,671.46 × 107,667.92
  4. Step 4: Simplify right side
    198,313.76x = 29,465,635,493.21
  5. Step 5: Solve for x
    x = 29,465,635,493.21/198,313.76
  6. Step 6: Final answer
    x = 148,580.90

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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.