Home / 125,680.39-173,441.88-68,322.97

Finding the Fourth Proportional to 125,680.39, 173,441.88 and 68,322.97

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Solution

The fourth proportional to 125,680.39, 173,441.88 and 68,322.97 is: 94,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,680.39 : 173,441.88 = 68,322.97 : x
  2. Step 2: Convert to fraction form
    125,680.39/173,441.88 = 68,322.97/x
  3. Step 3: Cross multiply
    125,680.39x = 173,441.88 × 68,322.97
  4. Step 4: Simplify right side
    125,680.39x = 11,850,064,363.98
  5. Step 5: Solve for x
    x = 11,850,064,363.98/125,680.39
  6. Step 6: Final answer
    x = 94,287.30

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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.