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Finding the Fourth Proportional to 83,053.67, 124,600.35 and 26,893.84

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Solution

The fourth proportional to 83,053.67, 124,600.35 and 26,893.84 is: 40,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,053.67 : 124,600.35 = 26,893.84 : x
  2. Step 2: Convert to fraction form
    83,053.67/124,600.35 = 26,893.84/x
  3. Step 3: Cross multiply
    83,053.67x = 124,600.35 × 26,893.84
  4. Step 4: Simplify right side
    83,053.67x = 3,350,981,876.84
  5. Step 5: Solve for x
    x = 3,350,981,876.84/83,053.67
  6. Step 6: Final answer
    x = 40,347.19

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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.