Home / 248,003.20-371,348.70-195,077.80

Finding the Fourth Proportional to 248,003.20, 371,348.70 and 195,077.80

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Solution

The fourth proportional to 248,003.20, 371,348.70 and 195,077.80 is: 292,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,003.20 : 371,348.70 = 195,077.80 : x
  2. Step 2: Convert to fraction form
    248,003.20/371,348.70 = 195,077.80/x
  3. Step 3: Cross multiply
    248,003.20x = 371,348.70 × 195,077.80
  4. Step 4: Simplify right side
    248,003.20x = 72,441,887,428.86
  5. Step 5: Solve for x
    x = 72,441,887,428.86/248,003.20
  6. Step 6: Final answer
    x = 292,100.62

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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.