Home / 67,208.64-92,716.89-40,304.49

Finding the Fourth Proportional to 67,208.64, 92,716.89 and 40,304.49

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Solution

The fourth proportional to 67,208.64, 92,716.89 and 40,304.49 is: 55,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,208.64 : 92,716.89 = 40,304.49 : x
  2. Step 2: Convert to fraction form
    67,208.64/92,716.89 = 40,304.49/x
  3. Step 3: Cross multiply
    67,208.64x = 92,716.89 × 40,304.49
  4. Step 4: Simplify right side
    67,208.64x = 3,736,906,965.84
  5. Step 5: Solve for x
    x = 3,736,906,965.84/67,208.64
  6. Step 6: Final answer
    x = 55,601.59

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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.