Home / 218,221.36-327,332.07-60,449.90

Finding the Fourth Proportional to 218,221.36, 327,332.07 and 60,449.90

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Solution

The fourth proportional to 218,221.36, 327,332.07 and 60,449.90 is: 90,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,221.36 : 327,332.07 = 60,449.90 : x
  2. Step 2: Convert to fraction form
    218,221.36/327,332.07 = 60,449.90/x
  3. Step 3: Cross multiply
    218,221.36x = 327,332.07 × 60,449.90
  4. Step 4: Simplify right side
    218,221.36x = 19,787,189,261.63
  5. Step 5: Solve for x
    x = 19,787,189,261.63/218,221.36
  6. Step 6: Final answer
    x = 90,674.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.