Home / 53,956.16-80,934.24-22,791.68

Finding the Fourth Proportional to 53,956.16, 80,934.24 and 22,791.68

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Solution

The fourth proportional to 53,956.16, 80,934.24 and 22,791.68 is: 34,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,956.16 : 80,934.24 = 22,791.68 : x
  2. Step 2: Convert to fraction form
    53,956.16/80,934.24 = 22,791.68/x
  3. Step 3: Cross multiply
    53,956.16x = 80,934.24 × 22,791.68
  4. Step 4: Simplify right side
    53,956.16x = 1,844,627,299.12
  5. Step 5: Solve for x
    x = 1,844,627,299.12/53,956.16
  6. Step 6: Final answer
    x = 34,187.52

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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.