Home / 68,186.83-101,921.24-59,231.20

Finding the Fourth Proportional to 68,186.83, 101,921.24 and 59,231.20

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Solution

The fourth proportional to 68,186.83, 101,921.24 and 59,231.20 is: 88,534.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,186.83 : 101,921.24 = 59,231.20 : x
  2. Step 2: Convert to fraction form
    68,186.83/101,921.24 = 59,231.20/x
  3. Step 3: Cross multiply
    68,186.83x = 101,921.24 × 59,231.20
  4. Step 4: Simplify right side
    68,186.83x = 6,036,917,350.69
  5. Step 5: Solve for x
    x = 6,036,917,350.69/68,186.83
  6. Step 6: Final answer
    x = 88,534.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.