Home / 166,734.68-230,122.96-98,789.92

Finding the Fourth Proportional to 166,734.68, 230,122.96 and 98,789.92

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Solution

The fourth proportional to 166,734.68, 230,122.96 and 98,789.92 is: 136,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,734.68 : 230,122.96 = 98,789.92 : x
  2. Step 2: Convert to fraction form
    166,734.68/230,122.96 = 98,789.92/x
  3. Step 3: Cross multiply
    166,734.68x = 230,122.96 × 98,789.92
  4. Step 4: Simplify right side
    166,734.68x = 22,733,828,808.56
  5. Step 5: Solve for x
    x = 22,733,828,808.56/166,734.68
  6. Step 6: Final answer
    x = 136,347.33

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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.