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Finding the Fourth Proportional to 68,309.44, 94,266.96 and 38,097.44

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Solution

The fourth proportional to 68,309.44, 94,266.96 and 38,097.44 is: 52,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,309.44 : 94,266.96 = 38,097.44 : x
  2. Step 2: Convert to fraction form
    68,309.44/94,266.96 = 38,097.44/x
  3. Step 3: Cross multiply
    68,309.44x = 94,266.96 × 38,097.44
  4. Step 4: Simplify right side
    68,309.44x = 3,591,329,852.58
  5. Step 5: Solve for x
    x = 3,591,329,852.58/68,309.44
  6. Step 6: Final answer
    x = 52,574.43

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1.5x scale

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.