Home / 251,976.15-347,712.94-144,536.13

Finding the Fourth Proportional to 251,976.15, 347,712.94 and 144,536.13

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Solution

The fourth proportional to 251,976.15, 347,712.94 and 144,536.13 is: 199,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,976.15 : 347,712.94 = 144,536.13 : x
  2. Step 2: Convert to fraction form
    251,976.15/347,712.94 = 144,536.13/x
  3. Step 3: Cross multiply
    251,976.15x = 347,712.94 × 144,536.13
  4. Step 4: Simplify right side
    251,976.15x = 50,257,082,698.52
  5. Step 5: Solve for x
    x = 50,257,082,698.52/251,976.15
  6. Step 6: Final answer
    x = 199,451.74

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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.