Home / 50,382.91-75,585.30-15,321.66

Finding the Fourth Proportional to 50,382.91, 75,585.30 and 15,321.66

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Solution

The fourth proportional to 50,382.91, 75,585.30 and 15,321.66 is: 22,985.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,382.91 : 75,585.30 = 15,321.66 : x
  2. Step 2: Convert to fraction form
    50,382.91/75,585.30 = 15,321.66/x
  3. Step 3: Cross multiply
    50,382.91x = 75,585.30 × 15,321.66
  4. Step 4: Simplify right side
    50,382.91x = 1,158,092,012.88
  5. Step 5: Solve for x
    x = 1,158,092,012.88/50,382.91
  6. Step 6: Final answer
    x = 22,985.81

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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.