Home / 49,869.87-68,829.32-29,728.04

Finding the Fourth Proportional to 49,869.87, 68,829.32 and 29,728.04

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Solution

The fourth proportional to 49,869.87, 68,829.32 and 29,728.04 is: 41,029.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,869.87 : 68,829.32 = 29,728.04 : x
  2. Step 2: Convert to fraction form
    49,869.87/68,829.32 = 29,728.04/x
  3. Step 3: Cross multiply
    49,869.87x = 68,829.32 × 29,728.04
  4. Step 4: Simplify right side
    49,869.87x = 2,046,160,508.31
  5. Step 5: Solve for x
    x = 2,046,160,508.31/49,869.87
  6. Step 6: Final answer
    x = 41,029.99

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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.