Home / 49,885-74,827.40-29,093.92

Finding the Fourth Proportional to 49,885, 74,827.40 and 29,093.92

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Solution

The fourth proportional to 49,885, 74,827.40 and 29,093.92 is: 43,640.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,885 : 74,827.40 = 29,093.92 : x
  2. Step 2: Convert to fraction form
    49,885/74,827.40 = 29,093.92/x
  3. Step 3: Cross multiply
    49,885x = 74,827.40 × 29,093.92
  4. Step 4: Simplify right side
    49,885x = 2,177,022,389.41
  5. Step 5: Solve for x
    x = 2,177,022,389.41/49,885
  6. Step 6: Final answer
    x = 43,640.82

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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.