Home / 68,000.16-101,961-26,398.56

Finding the Fourth Proportional to 68,000.16, 101,961 and 26,398.56

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Solution

The fourth proportional to 68,000.16, 101,961 and 26,398.56 is: 39,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,000.16 : 101,961 = 26,398.56 : x
  2. Step 2: Convert to fraction form
    68,000.16/101,961 = 26,398.56/x
  3. Step 3: Cross multiply
    68,000.16x = 101,961 × 26,398.56
  4. Step 4: Simplify right side
    68,000.16x = 2,691,623,576.16
  5. Step 5: Solve for x
    x = 2,691,623,576.16/68,000.16
  6. Step 6: Final answer
    x = 39,582.61

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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.