Home / 78,933.12-108,927.66-44,939.85

Finding the Fourth Proportional to 78,933.12, 108,927.66 and 44,939.85

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Solution

The fourth proportional to 78,933.12, 108,927.66 and 44,939.85 is: 62,016.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,933.12 : 108,927.66 = 44,939.85 : x
  2. Step 2: Convert to fraction form
    78,933.12/108,927.66 = 44,939.85/x
  3. Step 3: Cross multiply
    78,933.12x = 108,927.66 × 44,939.85
  4. Step 4: Simplify right side
    78,933.12x = 4,895,192,701.25
  5. Step 5: Solve for x
    x = 4,895,192,701.25/78,933.12
  6. Step 6: Final answer
    x = 62,016.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.