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Finding the Fourth Proportional to 109,357.44, 164,105.12 and 62,701.44

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Solution

The fourth proportional to 109,357.44, 164,105.12 and 62,701.44 is: 94,091.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,357.44 : 164,105.12 = 62,701.44 : x
  2. Step 2: Convert to fraction form
    109,357.44/164,105.12 = 62,701.44/x
  3. Step 3: Cross multiply
    109,357.44x = 164,105.12 × 62,701.44
  4. Step 4: Simplify right side
    109,357.44x = 10,289,627,335.37
  5. Step 5: Solve for x
    x = 10,289,627,335.37/109,357.44
  6. Step 6: Final answer
    x = 94,091.70

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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.