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Finding the Fourth Proportional to 83,798.37, 125,670.56 and 27,625.41

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Solution

The fourth proportional to 83,798.37, 125,670.56 and 27,625.41 is: 41,429.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,798.37 : 125,670.56 = 27,625.41 : x
  2. Step 2: Convert to fraction form
    83,798.37/125,670.56 = 27,625.41/x
  3. Step 3: Cross multiply
    83,798.37x = 125,670.56 × 27,625.41
  4. Step 4: Simplify right side
    83,798.37x = 3,471,700,606.80
  5. Step 5: Solve for x
    x = 3,471,700,606.80/83,798.37
  6. Step 6: Final answer
    x = 41,429.21

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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.