Home / 239,540.50-359,206.42-68,724.52

Finding the Fourth Proportional to 239,540.50, 359,206.42 and 68,724.52

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Solution

The fourth proportional to 239,540.50, 359,206.42 and 68,724.52 is: 103,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,540.50 : 359,206.42 = 68,724.52 : x
  2. Step 2: Convert to fraction form
    239,540.50/359,206.42 = 68,724.52/x
  3. Step 3: Cross multiply
    239,540.50x = 359,206.42 × 68,724.52
  4. Step 4: Simplify right side
    239,540.50x = 24,686,288,795.42
  5. Step 5: Solve for x
    x = 24,686,288,795.42/239,540.50
  6. Step 6: Final answer
    x = 103,056.85

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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.