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Finding the Fourth Proportional to 55,992.39, 83,963.80 and 29,691.01

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Solution

The fourth proportional to 55,992.39, 83,963.80 and 29,691.01 is: 44,523.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,992.39 : 83,963.80 = 29,691.01 : x
  2. Step 2: Convert to fraction form
    55,992.39/83,963.80 = 29,691.01/x
  3. Step 3: Cross multiply
    55,992.39x = 83,963.80 × 29,691.01
  4. Step 4: Simplify right side
    55,992.39x = 2,492,970,025.44
  5. Step 5: Solve for x
    x = 2,492,970,025.44/55,992.39
  6. Step 6: Final answer
    x = 44,523.37

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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.