Home / 68,380.57-102,532.38-47,058.33

Finding the Fourth Proportional to 68,380.57, 102,532.38 and 47,058.33

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Solution

The fourth proportional to 68,380.57, 102,532.38 and 47,058.33 is: 70,561.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,380.57 : 102,532.38 = 47,058.33 : x
  2. Step 2: Convert to fraction form
    68,380.57/102,532.38 = 47,058.33/x
  3. Step 3: Cross multiply
    68,380.57x = 102,532.38 × 47,058.33
  4. Step 4: Simplify right side
    68,380.57x = 4,825,002,573.73
  5. Step 5: Solve for x
    x = 4,825,002,573.73/68,380.57
  6. Step 6: Final answer
    x = 70,561.02

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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.