Home / 167,869.56-251,777.00-68,025.72

Finding the Fourth Proportional to 167,869.56, 251,777.00 and 68,025.72

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Solution

The fourth proportional to 167,869.56, 251,777.00 and 68,025.72 is: 102,027.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,869.56 : 251,777.00 = 68,025.72 : x
  2. Step 2: Convert to fraction form
    167,869.56/251,777.00 = 68,025.72/x
  3. Step 3: Cross multiply
    167,869.56x = 251,777.00 × 68,025.72
  4. Step 4: Simplify right side
    167,869.56x = 17,127,311,874.50
  5. Step 5: Solve for x
    x = 17,127,311,874.50/167,869.56
  6. Step 6: Final answer
    x = 102,027.50

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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.