Home / 192,998.96-266,261.92-120,359.12

Finding the Fourth Proportional to 192,998.96, 266,261.92 and 120,359.12

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Solution

The fourth proportional to 192,998.96, 266,261.92 and 120,359.12 is: 166,047.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,998.96 : 266,261.92 = 120,359.12 : x
  2. Step 2: Convert to fraction form
    192,998.96/266,261.92 = 120,359.12/x
  3. Step 3: Cross multiply
    192,998.96x = 266,261.92 × 120,359.12
  4. Step 4: Simplify right side
    192,998.96x = 32,047,050,380.71
  5. Step 5: Solve for x
    x = 32,047,050,380.71/192,998.96
  6. Step 6: Final answer
    x = 166,047.79

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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.