Home / 123,932.74-171,027.63-67,344.10

Finding the Fourth Proportional to 123,932.74, 171,027.63 and 67,344.10

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Solution

The fourth proportional to 123,932.74, 171,027.63 and 67,344.10 is: 92,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,932.74 : 171,027.63 = 67,344.10 : x
  2. Step 2: Convert to fraction form
    123,932.74/171,027.63 = 67,344.10/x
  3. Step 3: Cross multiply
    123,932.74x = 171,027.63 × 67,344.10
  4. Step 4: Simplify right side
    123,932.74x = 11,517,701,817.48
  5. Step 5: Solve for x
    x = 11,517,701,817.48/123,932.74
  6. Step 6: Final answer
    x = 92,935.10

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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.