Home / 49,904.30-68,879.51-32,911.61

Finding the Fourth Proportional to 49,904.30, 68,879.51 and 32,911.61

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Solution

The fourth proportional to 49,904.30, 68,879.51 and 32,911.61 is: 45,425.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,904.30 : 68,879.51 = 32,911.61 : x
  2. Step 2: Convert to fraction form
    49,904.30/68,879.51 = 32,911.61/x
  3. Step 3: Cross multiply
    49,904.30x = 68,879.51 × 32,911.61
  4. Step 4: Simplify right side
    49,904.30x = 2,266,935,570.11
  5. Step 5: Solve for x
    x = 2,266,935,570.11/49,904.30
  6. Step 6: Final answer
    x = 45,425.66

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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.