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Finding the Fourth Proportional to 68,604.92, 102,848.23 and 26,514.53

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Solution

The fourth proportional to 68,604.92, 102,848.23 and 26,514.53 is: 39,748.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,604.92 : 102,848.23 = 26,514.53 : x
  2. Step 2: Convert to fraction form
    68,604.92/102,848.23 = 26,514.53/x
  3. Step 3: Cross multiply
    68,604.92x = 102,848.23 × 26,514.53
  4. Step 4: Simplify right side
    68,604.92x = 2,726,971,832.97
  5. Step 5: Solve for x
    x = 2,726,971,832.97/68,604.92
  6. Step 6: Final answer
    x = 39,748.93

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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.