Home / 219,344.40-329,016.60-114,149.70

Finding the Fourth Proportional to 219,344.40, 329,016.60 and 114,149.70

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Solution

The fourth proportional to 219,344.40, 329,016.60 and 114,149.70 is: 171,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,344.40 : 329,016.60 = 114,149.70 : x
  2. Step 2: Convert to fraction form
    219,344.40/329,016.60 = 114,149.70/x
  3. Step 3: Cross multiply
    219,344.40x = 329,016.60 × 114,149.70
  4. Step 4: Simplify right side
    219,344.40x = 37,557,146,185.02
  5. Step 5: Solve for x
    x = 37,557,146,185.02/219,344.40
  6. Step 6: Final answer
    x = 171,224.55

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1.5x scale

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.