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Finding the Fourth Proportional to 83,070.80, 124,625.28 and 23,906.96

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Solution

The fourth proportional to 83,070.80, 124,625.28 and 23,906.96 is: 35,865.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,070.80 : 124,625.28 = 23,906.96 : x
  2. Step 2: Convert to fraction form
    83,070.80/124,625.28 = 23,906.96/x
  3. Step 3: Cross multiply
    83,070.80x = 124,625.28 × 23,906.96
  4. Step 4: Simplify right side
    83,070.80x = 2,979,411,583.95
  5. Step 5: Solve for x
    x = 2,979,411,583.95/83,070.80
  6. Step 6: Final answer
    x = 35,865.93

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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.