Home / 123,961.88-171,066.59-67,373.26

Finding the Fourth Proportional to 123,961.88, 171,066.59 and 67,373.26

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Solution

The fourth proportional to 123,961.88, 171,066.59 and 67,373.26 is: 92,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,961.88 : 171,066.59 = 67,373.26 : x
  2. Step 2: Convert to fraction form
    123,961.88/171,066.59 = 67,373.26/x
  3. Step 3: Cross multiply
    123,961.88x = 171,066.59 × 67,373.26
  4. Step 4: Simplify right side
    123,961.88x = 11,525,312,653.18
  5. Step 5: Solve for x
    x = 11,525,312,653.18/123,961.88
  6. Step 6: Final answer
    x = 92,974.65

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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.