Home / 218,401.50-327,604.05-60,642.24

Finding the Fourth Proportional to 218,401.50, 327,604.05 and 60,642.24

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Solution

The fourth proportional to 218,401.50, 327,604.05 and 60,642.24 is: 90,963.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,401.50 : 327,604.05 = 60,642.24 : x
  2. Step 2: Convert to fraction form
    218,401.50/327,604.05 = 60,642.24/x
  3. Step 3: Cross multiply
    218,401.50x = 327,604.05 × 60,642.24
  4. Step 4: Simplify right side
    218,401.50x = 19,866,643,425.07
  5. Step 5: Solve for x
    x = 19,866,643,425.07/218,401.50
  6. Step 6: Final answer
    x = 90,963.86

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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.