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Finding the Fourth Proportional to 75,194.44, 103,768.32 and 44,981.03

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Solution

The fourth proportional to 75,194.44, 103,768.32 and 44,981.03 is: 62,073.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,194.44 : 103,768.32 = 44,981.03 : x
  2. Step 2: Convert to fraction form
    75,194.44/103,768.32 = 44,981.03/x
  3. Step 3: Cross multiply
    75,194.44x = 103,768.32 × 44,981.03
  4. Step 4: Simplify right side
    75,194.44x = 4,667,606,343.07
  5. Step 5: Solve for x
    x = 4,667,606,343.07/75,194.44
  6. Step 6: Final answer
    x = 62,073.82

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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.