Home / 110,617.20-165,906.60-40,460.40

Finding the Fourth Proportional to 110,617.20, 165,906.60 and 40,460.40

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Solution

The fourth proportional to 110,617.20, 165,906.60 and 40,460.40 is: 60,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,617.20 : 165,906.60 = 40,460.40 : x
  2. Step 2: Convert to fraction form
    110,617.20/165,906.60 = 40,460.40/x
  3. Step 3: Cross multiply
    110,617.20x = 165,906.60 × 40,460.40
  4. Step 4: Simplify right side
    110,617.20x = 6,712,647,398.64
  5. Step 5: Solve for x
    x = 6,712,647,398.64/110,617.20
  6. Step 6: Final answer
    x = 60,683.58

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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.