Home / 49,205.74-67,912.62-29,061.28

Finding the Fourth Proportional to 49,205.74, 67,912.62 and 29,061.28

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Solution

The fourth proportional to 49,205.74, 67,912.62 and 29,061.28 is: 40,109.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,205.74 : 67,912.62 = 29,061.28 : x
  2. Step 2: Convert to fraction form
    49,205.74/67,912.62 = 29,061.28/x
  3. Step 3: Cross multiply
    49,205.74x = 67,912.62 × 29,061.28
  4. Step 4: Simplify right side
    49,205.74x = 1,973,627,665.35
  5. Step 5: Solve for x
    x = 1,973,627,665.35/49,205.74
  6. Step 6: Final answer
    x = 40,109.70

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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.