Home / 68,811.24-94,954.64-38,185.98

Finding the Fourth Proportional to 68,811.24, 94,954.64 and 38,185.98

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Solution

The fourth proportional to 68,811.24, 94,954.64 and 38,185.98 is: 52,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,811.24 : 94,954.64 = 38,185.98 : x
  2. Step 2: Convert to fraction form
    68,811.24/94,954.64 = 38,185.98/x
  3. Step 3: Cross multiply
    68,811.24x = 94,954.64 × 38,185.98
  4. Step 4: Simplify right side
    68,811.24x = 3,625,936,292.29
  5. Step 5: Solve for x
    x = 3,625,936,292.29/68,811.24
  6. Step 6: Final answer
    x = 52,693.95

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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.