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Finding the Fourth Proportional to 240,042.54, 360,059.18 and 71,676.95

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Solution

The fourth proportional to 240,042.54, 360,059.18 and 71,676.95 is: 107,514.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,042.54 : 360,059.18 = 71,676.95 : x
  2. Step 2: Convert to fraction form
    240,042.54/360,059.18 = 71,676.95/x
  3. Step 3: Cross multiply
    240,042.54x = 360,059.18 × 71,676.95
  4. Step 4: Simplify right side
    240,042.54x = 25,807,943,708.55
  5. Step 5: Solve for x
    x = 25,807,943,708.55/240,042.54
  6. Step 6: Final answer
    x = 107,514.04

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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.