Home / 69,983.06-96,574.68-38,151.95

Finding the Fourth Proportional to 69,983.06, 96,574.68 and 38,151.95

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Solution

The fourth proportional to 69,983.06, 96,574.68 and 38,151.95 is: 52,648.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,983.06 : 96,574.68 = 38,151.95 : x
  2. Step 2: Convert to fraction form
    69,983.06/96,574.68 = 38,151.95/x
  3. Step 3: Cross multiply
    69,983.06x = 96,574.68 × 38,151.95
  4. Step 4: Simplify right side
    69,983.06x = 3,684,511,879.75
  5. Step 5: Solve for x
    x = 3,684,511,879.75/69,983.06
  6. Step 6: Final answer
    x = 52,648.63

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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.