Home / 110,318.89-165,445.34-40,181.80

Finding the Fourth Proportional to 110,318.89, 165,445.34 and 40,181.80

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Solution

The fourth proportional to 110,318.89, 165,445.34 and 40,181.80 is: 60,260.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,318.89 : 165,445.34 = 40,181.80 : x
  2. Step 2: Convert to fraction form
    110,318.89/165,445.34 = 40,181.80/x
  3. Step 3: Cross multiply
    110,318.89x = 165,445.34 × 40,181.80
  4. Step 4: Simplify right side
    110,318.89x = 6,647,891,562.81
  5. Step 5: Solve for x
    x = 6,647,891,562.81/110,318.89
  6. Step 6: Final answer
    x = 60,260.68

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1.5x scale

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.