Home / 49,781.52-74,660.49-14,241.75

Finding the Fourth Proportional to 49,781.52, 74,660.49 and 14,241.75

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Solution

The fourth proportional to 49,781.52, 74,660.49 and 14,241.75 is: 21,359.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,781.52 : 74,660.49 = 14,241.75 : x
  2. Step 2: Convert to fraction form
    49,781.52/74,660.49 = 14,241.75/x
  3. Step 3: Cross multiply
    49,781.52x = 74,660.49 × 14,241.75
  4. Step 4: Simplify right side
    49,781.52x = 1,063,296,033.46
  5. Step 5: Solve for x
    x = 1,063,296,033.46/49,781.52
  6. Step 6: Final answer
    x = 21,359.25

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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.