Home / 166,236.60-229,169.34-102,531.72

Finding the Fourth Proportional to 166,236.60, 229,169.34 and 102,531.72

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Solution

The fourth proportional to 166,236.60, 229,169.34 and 102,531.72 is: 141,347.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,236.60 : 229,169.34 = 102,531.72 : x
  2. Step 2: Convert to fraction form
    166,236.60/229,169.34 = 102,531.72/x
  3. Step 3: Cross multiply
    166,236.60x = 229,169.34 × 102,531.72
  4. Step 4: Simplify right side
    166,236.60x = 23,497,126,601.46
  5. Step 5: Solve for x
    x = 23,497,126,601.46/166,236.60
  6. Step 6: Final answer
    x = 141,347.49

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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.