Home / 68,414.83-94,412.76-38,198.39

Finding the Fourth Proportional to 68,414.83, 94,412.76 and 38,198.39

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Solution

The fourth proportional to 68,414.83, 94,412.76 and 38,198.39 is: 52,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,414.83 : 94,412.76 = 38,198.39 : x
  2. Step 2: Convert to fraction form
    68,414.83/94,412.76 = 38,198.39/x
  3. Step 3: Cross multiply
    68,414.83x = 94,412.76 × 38,198.39
  4. Step 4: Simplify right side
    68,414.83x = 3,606,415,427.46
  5. Step 5: Solve for x
    x = 3,606,415,427.46/68,414.83
  6. Step 6: Final answer
    x = 52,713.94

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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.