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Finding the Fourth Proportional to 79,754.49, 110,062.50 and 43,943.98

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Solution

The fourth proportional to 79,754.49, 110,062.50 and 43,943.98 is: 60,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,754.49 : 110,062.50 = 43,943.98 : x
  2. Step 2: Convert to fraction form
    79,754.49/110,062.50 = 43,943.98/x
  3. Step 3: Cross multiply
    79,754.49x = 110,062.50 × 43,943.98
  4. Step 4: Simplify right side
    79,754.49x = 4,836,584,298.75
  5. Step 5: Solve for x
    x = 4,836,584,298.75/79,754.49
  6. Step 6: Final answer
    x = 60,643.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.