Home / 165,442.76-248,063.92-74,241.44

Finding the Fourth Proportional to 165,442.76, 248,063.92 and 74,241.44

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Solution

The fourth proportional to 165,442.76, 248,063.92 and 74,241.44 is: 111,317.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,442.76 : 248,063.92 = 74,241.44 : x
  2. Step 2: Convert to fraction form
    165,442.76/248,063.92 = 74,241.44/x
  3. Step 3: Cross multiply
    165,442.76x = 248,063.92 × 74,241.44
  4. Step 4: Simplify right side
    165,442.76x = 18,416,622,554.77
  5. Step 5: Solve for x
    x = 18,416,622,554.77/165,442.76
  6. Step 6: Final answer
    x = 111,317.18

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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.