Home / 166,393.62-229,812.60-111,851.08

Finding the Fourth Proportional to 166,393.62, 229,812.60 and 111,851.08

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Solution

The fourth proportional to 166,393.62, 229,812.60 and 111,851.08 is: 154,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,393.62 : 229,812.60 = 111,851.08 : x
  2. Step 2: Convert to fraction form
    166,393.62/229,812.60 = 111,851.08/x
  3. Step 3: Cross multiply
    166,393.62x = 229,812.60 × 111,851.08
  4. Step 4: Simplify right side
    166,393.62x = 25,704,787,507.61
  5. Step 5: Solve for x
    x = 25,704,787,507.61/166,393.62
  6. Step 6: Final answer
    x = 154,481.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.