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Finding the Fourth Proportional to 135,294.76, 202,929.66 and 41,791.24

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Solution

The fourth proportional to 135,294.76, 202,929.66 and 41,791.24 is: 62,683.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,294.76 : 202,929.66 = 41,791.24 : x
  2. Step 2: Convert to fraction form
    135,294.76/202,929.66 = 41,791.24/x
  3. Step 3: Cross multiply
    135,294.76x = 202,929.66 × 41,791.24
  4. Step 4: Simplify right side
    135,294.76x = 8,480,682,124.18
  5. Step 5: Solve for x
    x = 8,480,682,124.18/135,294.76
  6. Step 6: Final answer
    x = 62,683.01

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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.