Home / 251,974.27-347,724.51-138,797.02

Finding the Fourth Proportional to 251,974.27, 347,724.51 and 138,797.02

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Solution

The fourth proportional to 251,974.27, 347,724.51 and 138,797.02 is: 191,539.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,974.27 : 347,724.51 = 138,797.02 : x
  2. Step 2: Convert to fraction form
    251,974.27/347,724.51 = 138,797.02/x
  3. Step 3: Cross multiply
    251,974.27x = 347,724.51 × 138,797.02
  4. Step 4: Simplify right side
    251,974.27x = 48,263,125,768.96
  5. Step 5: Solve for x
    x = 48,263,125,768.96/251,974.27
  6. Step 6: Final answer
    x = 191,539.90

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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.