Home / 68,204.84-94,126.98-38,398.76

Finding the Fourth Proportional to 68,204.84, 94,126.98 and 38,398.76

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Solution

The fourth proportional to 68,204.84, 94,126.98 and 38,398.76 is: 52,992.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,204.84 : 94,126.98 = 38,398.76 : x
  2. Step 2: Convert to fraction form
    68,204.84/94,126.98 = 38,398.76/x
  3. Step 3: Cross multiply
    68,204.84x = 94,126.98 × 38,398.76
  4. Step 4: Simplify right side
    68,204.84x = 3,614,359,314.54
  5. Step 5: Solve for x
    x = 3,614,359,314.54/68,204.84
  6. Step 6: Final answer
    x = 52,992.71

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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.