Home / 220,116.20-329,882.70-195,038.60

Finding the Fourth Proportional to 220,116.20, 329,882.70 and 195,038.60

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Solution

The fourth proportional to 220,116.20, 329,882.70 and 195,038.60 is: 292,299.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,116.20 : 329,882.70 = 195,038.60 : x
  2. Step 2: Convert to fraction form
    220,116.20/329,882.70 = 195,038.60/x
  3. Step 3: Cross multiply
    220,116.20x = 329,882.70 × 195,038.60
  4. Step 4: Simplify right side
    220,116.20x = 64,339,859,972.22
  5. Step 5: Solve for x
    x = 64,339,859,972.22/220,116.20
  6. Step 6: Final answer
    x = 292,299.52

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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.