Home / 219,747.60-329,621.40-164,451.60

Finding the Fourth Proportional to 219,747.60, 329,621.40 and 164,451.60

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Solution

The fourth proportional to 219,747.60, 329,621.40 and 164,451.60 is: 246,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,747.60 : 329,621.40 = 164,451.60 : x
  2. Step 2: Convert to fraction form
    219,747.60/329,621.40 = 164,451.60/x
  3. Step 3: Cross multiply
    219,747.60x = 329,621.40 × 164,451.60
  4. Step 4: Simplify right side
    219,747.60x = 54,206,766,624.24
  5. Step 5: Solve for x
    x = 54,206,766,624.24/219,747.60
  6. Step 6: Final answer
    x = 246,677.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.