Home / 73,744.12-110,616.62-18,340.12

Finding the Fourth Proportional to 73,744.12, 110,616.62 and 18,340.12

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Solution

The fourth proportional to 73,744.12, 110,616.62 and 18,340.12 is: 27,510.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,744.12 : 110,616.62 = 18,340.12 : x
  2. Step 2: Convert to fraction form
    73,744.12/110,616.62 = 18,340.12/x
  3. Step 3: Cross multiply
    73,744.12x = 110,616.62 × 18,340.12
  4. Step 4: Simplify right side
    73,744.12x = 2,028,722,084.79
  5. Step 5: Solve for x
    x = 2,028,722,084.79/73,744.12
  6. Step 6: Final answer
    x = 27,510.29

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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.