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Finding the Fourth Proportional to 103,257.65, 154,902.68 and 44,093.63

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Solution

The fourth proportional to 103,257.65, 154,902.68 and 44,093.63 is: 66,147.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,257.65 : 154,902.68 = 44,093.63 : x
  2. Step 2: Convert to fraction form
    103,257.65/154,902.68 = 44,093.63/x
  3. Step 3: Cross multiply
    103,257.65x = 154,902.68 × 44,093.63
  4. Step 4: Simplify right side
    103,257.65x = 6,830,220,462.95
  5. Step 5: Solve for x
    x = 6,830,220,462.95/103,257.65
  6. Step 6: Final answer
    x = 66,147.36

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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.