Home / 198,507.96-273,923.10-113,632.92

Finding the Fourth Proportional to 198,507.96, 273,923.10 and 113,632.92

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Solution

The fourth proportional to 198,507.96, 273,923.10 and 113,632.92 is: 156,803.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,507.96 : 273,923.10 = 113,632.92 : x
  2. Step 2: Convert to fraction form
    198,507.96/273,923.10 = 113,632.92/x
  3. Step 3: Cross multiply
    198,507.96x = 273,923.10 × 113,632.92
  4. Step 4: Simplify right side
    198,507.96x = 31,126,681,708.45
  5. Step 5: Solve for x
    x = 31,126,681,708.45/198,507.96
  6. Step 6: Final answer
    x = 156,803.19

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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.