Home / 232,183.20-348,323.40-74,427.60

Finding the Fourth Proportional to 232,183.20, 348,323.40 and 74,427.60

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Solution

The fourth proportional to 232,183.20, 348,323.40 and 74,427.60 is: 111,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,183.20 : 348,323.40 = 74,427.60 : x
  2. Step 2: Convert to fraction form
    232,183.20/348,323.40 = 74,427.60/x
  3. Step 3: Cross multiply
    232,183.20x = 348,323.40 × 74,427.60
  4. Step 4: Simplify right side
    232,183.20x = 25,924,874,685.84
  5. Step 5: Solve for x
    x = 25,924,874,685.84/232,183.20
  6. Step 6: Final answer
    x = 111,656.98

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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.