Home / 49,502.94-74,273.85-21,781.50

Finding the Fourth Proportional to 49,502.94, 74,273.85 and 21,781.50

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Solution

The fourth proportional to 49,502.94, 74,273.85 and 21,781.50 is: 32,680.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,502.94 : 74,273.85 = 21,781.50 : x
  2. Step 2: Convert to fraction form
    49,502.94/74,273.85 = 21,781.50/x
  3. Step 3: Cross multiply
    49,502.94x = 74,273.85 × 21,781.50
  4. Step 4: Simplify right side
    49,502.94x = 1,617,795,863.78
  5. Step 5: Solve for x
    x = 1,617,795,863.78/49,502.94
  6. Step 6: Final answer
    x = 32,680.80

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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.