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Finding the Fourth Proportional to 62,837.97, 94,236.98 and 20,710.20

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Solution

The fourth proportional to 62,837.97, 94,236.98 and 20,710.20 is: 31,058.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,837.97 : 94,236.98 = 20,710.20 : x
  2. Step 2: Convert to fraction form
    62,837.97/94,236.98 = 20,710.20/x
  3. Step 3: Cross multiply
    62,837.97x = 94,236.98 × 20,710.20
  4. Step 4: Simplify right side
    62,837.97x = 1,951,666,599.65
  5. Step 5: Solve for x
    x = 1,951,666,599.65/62,837.97
  6. Step 6: Final answer
    x = 31,058.71

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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.