Home / 220,114.20-329,879.70-195,036.60

Finding the Fourth Proportional to 220,114.20, 329,879.70 and 195,036.60

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Solution

The fourth proportional to 220,114.20, 329,879.70 and 195,036.60 is: 292,296.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,114.20 : 329,879.70 = 195,036.60 : x
  2. Step 2: Convert to fraction form
    220,114.20/329,879.70 = 195,036.60/x
  3. Step 3: Cross multiply
    220,114.20x = 329,879.70 × 195,036.60
  4. Step 4: Simplify right side
    220,114.20x = 64,338,615,097.02
  5. Step 5: Solve for x
    x = 64,338,615,097.02/220,114.20
  6. Step 6: Final answer
    x = 292,296.52

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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.