Home / 251,754.24-347,380.20-144,304.50

Finding the Fourth Proportional to 251,754.24, 347,380.20 and 144,304.50

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Solution

The fourth proportional to 251,754.24, 347,380.20 and 144,304.50 is: 199,116.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,754.24 : 347,380.20 = 144,304.50 : x
  2. Step 2: Convert to fraction form
    251,754.24/347,380.20 = 144,304.50/x
  3. Step 3: Cross multiply
    251,754.24x = 347,380.20 × 144,304.50
  4. Step 4: Simplify right side
    251,754.24x = 50,128,526,070.90
  5. Step 5: Solve for x
    x = 50,128,526,070.90/251,754.24
  6. Step 6: Final answer
    x = 199,116.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.