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Finding the Fourth Proportional to 109,481.44, 164,073.50 and 62,074.12

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Solution

The fourth proportional to 109,481.44, 164,073.50 and 62,074.12 is: 93,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,481.44 : 164,073.50 = 62,074.12 : x
  2. Step 2: Convert to fraction form
    109,481.44/164,073.50 = 62,074.12/x
  3. Step 3: Cross multiply
    109,481.44x = 164,073.50 × 62,074.12
  4. Step 4: Simplify right side
    109,481.44x = 10,184,718,127.82
  5. Step 5: Solve for x
    x = 10,184,718,127.82/109,481.44
  6. Step 6: Final answer
    x = 93,026.89

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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.