Home / 143,993.30-216,021.53-44,161.00

Finding the Fourth Proportional to 143,993.30, 216,021.53 and 44,161.00

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Solution

The fourth proportional to 143,993.30, 216,021.53 and 44,161.00 is: 66,251.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,993.30 : 216,021.53 = 44,161.00 : x
  2. Step 2: Convert to fraction form
    143,993.30/216,021.53 = 44,161.00/x
  3. Step 3: Cross multiply
    143,993.30x = 216,021.53 × 44,161.00
  4. Step 4: Simplify right side
    143,993.30x = 9,539,726,356.68
  5. Step 5: Solve for x
    x = 9,539,726,356.68/143,993.30
  6. Step 6: Final answer
    x = 66,251.18

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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.