Home / 232,009.40-347,991.60-74,195.48

Finding the Fourth Proportional to 232,009.40, 347,991.60 and 74,195.48

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Solution

The fourth proportional to 232,009.40, 347,991.60 and 74,195.48 is: 111,286.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,009.40 : 347,991.60 = 74,195.48 : x
  2. Step 2: Convert to fraction form
    232,009.40/347,991.60 = 74,195.48/x
  3. Step 3: Cross multiply
    232,009.40x = 347,991.60 × 74,195.48
  4. Step 4: Simplify right side
    232,009.40x = 25,819,403,797.97
  5. Step 5: Solve for x
    x = 25,819,403,797.97/232,009.40
  6. Step 6: Final answer
    x = 111,286.02

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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.