Home / 168,559.20-252,853.28-43,900

Finding the Fourth Proportional to 168,559.20, 252,853.28 and 43,900

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Solution

The fourth proportional to 168,559.20, 252,853.28 and 43,900 is: 65,853.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,559.20 : 252,853.28 = 43,900 : x
  2. Step 2: Convert to fraction form
    168,559.20/252,853.28 = 43,900/x
  3. Step 3: Cross multiply
    168,559.20x = 252,853.28 × 43,900
  4. Step 4: Simplify right side
    168,559.20x = 11,100,258,992
  5. Step 5: Solve for x
    x = 11,100,258,992/168,559.20
  6. Step 6: Final answer
    x = 65,853.77

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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.