Home / 52,873.88-72,963.42-28,996.12

Finding the Fourth Proportional to 52,873.88, 72,963.42 and 28,996.12

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Solution

The fourth proportional to 52,873.88, 72,963.42 and 28,996.12 is: 40,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,873.88 : 72,963.42 = 28,996.12 : x
  2. Step 2: Convert to fraction form
    52,873.88/72,963.42 = 28,996.12/x
  3. Step 3: Cross multiply
    52,873.88x = 72,963.42 × 28,996.12
  4. Step 4: Simplify right side
    52,873.88x = 2,115,656,081.93
  5. Step 5: Solve for x
    x = 2,115,656,081.93/52,873.88
  6. Step 6: Final answer
    x = 40,013.26

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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.