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Finding the Fourth Proportional to 68,103.95, 93,983.17 and 37,892.17

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Solution

The fourth proportional to 68,103.95, 93,983.17 and 37,892.17 is: 52,291.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,103.95 : 93,983.17 = 37,892.17 : x
  2. Step 2: Convert to fraction form
    68,103.95/93,983.17 = 37,892.17/x
  3. Step 3: Cross multiply
    68,103.95x = 93,983.17 × 37,892.17
  4. Step 4: Simplify right side
    68,103.95x = 3,561,225,595.40
  5. Step 5: Solve for x
    x = 3,561,225,595.40/68,103.95
  6. Step 6: Final answer
    x = 52,291.03

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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.