Home / 166,426.04-229,659.82-90,974.52

Finding the Fourth Proportional to 166,426.04, 229,659.82 and 90,974.52

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Solution

The fourth proportional to 166,426.04, 229,659.82 and 90,974.52 is: 125,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,426.04 : 229,659.82 = 90,974.52 : x
  2. Step 2: Convert to fraction form
    166,426.04/229,659.82 = 90,974.52/x
  3. Step 3: Cross multiply
    166,426.04x = 229,659.82 × 90,974.52
  4. Step 4: Simplify right side
    166,426.04x = 20,893,191,887.79
  5. Step 5: Solve for x
    x = 20,893,191,887.79/166,426.04
  6. Step 6: Final answer
    x = 125,540.40

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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.