Home / 137,964.96-206,969.04-44,480.16

Finding the Fourth Proportional to 137,964.96, 206,969.04 and 44,480.16

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Solution

The fourth proportional to 137,964.96, 206,969.04 and 44,480.16 is: 66,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,964.96 : 206,969.04 = 44,480.16 : x
  2. Step 2: Convert to fraction form
    137,964.96/206,969.04 = 44,480.16/x
  3. Step 3: Cross multiply
    137,964.96x = 206,969.04 × 44,480.16
  4. Step 4: Simplify right side
    137,964.96x = 9,206,016,014.25
  5. Step 5: Solve for x
    x = 9,206,016,014.25/137,964.96
  6. Step 6: Final answer
    x = 66,727.20

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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.