Home / 49,837.80-68,770.44-29,691.84

Finding the Fourth Proportional to 49,837.80, 68,770.44 and 29,691.84

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Solution

The fourth proportional to 49,837.80, 68,770.44 and 29,691.84 is: 40,971.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,837.80 : 68,770.44 = 29,691.84 : x
  2. Step 2: Convert to fraction form
    49,837.80/68,770.44 = 29,691.84/x
  3. Step 3: Cross multiply
    49,837.80x = 68,770.44 × 29,691.84
  4. Step 4: Simplify right side
    49,837.80x = 2,041,920,901.21
  5. Step 5: Solve for x
    x = 2,041,920,901.21/49,837.80
  6. Step 6: Final answer
    x = 40,971.33

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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.