Home / 236,540.20-354,514.64-118,244.56

Finding the Fourth Proportional to 236,540.20, 354,514.64 and 118,244.56

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Solution

The fourth proportional to 236,540.20, 354,514.64 and 118,244.56 is: 177,219.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,540.20 : 354,514.64 = 118,244.56 : x
  2. Step 2: Convert to fraction form
    236,540.20/354,514.64 = 118,244.56/x
  3. Step 3: Cross multiply
    236,540.20x = 354,514.64 × 118,244.56
  4. Step 4: Simplify right side
    236,540.20x = 41,919,427,620.36
  5. Step 5: Solve for x
    x = 41,919,427,620.36/236,540.20
  6. Step 6: Final answer
    x = 177,219.04

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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.