Home / 239,512.14-359,169.39-81,753.30

Finding the Fourth Proportional to 239,512.14, 359,169.39 and 81,753.30

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Solution

The fourth proportional to 239,512.14, 359,169.39 and 81,753.30 is: 122,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,512.14 : 359,169.39 = 81,753.30 : x
  2. Step 2: Convert to fraction form
    239,512.14/359,169.39 = 81,753.30/x
  3. Step 3: Cross multiply
    239,512.14x = 359,169.39 × 81,753.30
  4. Step 4: Simplify right side
    239,512.14x = 29,363,282,891.49
  5. Step 5: Solve for x
    x = 29,363,282,891.49/239,512.14
  6. Step 6: Final answer
    x = 122,596.22

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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.