Home / 146,592.20-219,888.30-131,817.80

Finding the Fourth Proportional to 146,592.20, 219,888.30 and 131,817.80

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Solution

The fourth proportional to 146,592.20, 219,888.30 and 131,817.80 is: 197,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,592.20 : 219,888.30 = 131,817.80 : x
  2. Step 2: Convert to fraction form
    146,592.20/219,888.30 = 131,817.80/x
  3. Step 3: Cross multiply
    146,592.20x = 219,888.30 × 131,817.80
  4. Step 4: Simplify right side
    146,592.20x = 28,985,191,951.74
  5. Step 5: Solve for x
    x = 28,985,191,951.74/146,592.20
  6. Step 6: Final answer
    x = 197,726.70

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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.