Home / 166,325.25-229,528.85-90,874.29

Finding the Fourth Proportional to 166,325.25, 229,528.85 and 90,874.29

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Solution

The fourth proportional to 166,325.25, 229,528.85 and 90,874.29 is: 125,406.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,325.25 : 229,528.85 = 90,874.29 : x
  2. Step 2: Convert to fraction form
    166,325.25/229,528.85 = 90,874.29/x
  3. Step 3: Cross multiply
    166,325.25x = 229,528.85 × 90,874.29
  4. Step 4: Simplify right side
    166,325.25x = 20,858,270,823.90
  5. Step 5: Solve for x
    x = 20,858,270,823.90/166,325.25
  6. Step 6: Final answer
    x = 125,406.52

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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.