Home / 166,301.52-229,495.68-90,850.56

Finding the Fourth Proportional to 166,301.52, 229,495.68 and 90,850.56

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Solution

The fourth proportional to 166,301.52, 229,495.68 and 90,850.56 is: 125,373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,301.52 : 229,495.68 = 90,850.56 : x
  2. Step 2: Convert to fraction form
    166,301.52/229,495.68 = 90,850.56/x
  3. Step 3: Cross multiply
    166,301.52x = 229,495.68 × 90,850.56
  4. Step 4: Simplify right side
    166,301.52x = 20,849,811,045.58
  5. Step 5: Solve for x
    x = 20,849,811,045.58/166,301.52
  6. Step 6: Final answer
    x = 125,373.54

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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.