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Finding the Fourth Proportional to 67,892.84, 101,798.94 and 27,899.96

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Solution

The fourth proportional to 67,892.84, 101,798.94 and 27,899.96 is: 41,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,892.84 : 101,798.94 = 27,899.96 : x
  2. Step 2: Convert to fraction form
    67,892.84/101,798.94 = 27,899.96/x
  3. Step 3: Cross multiply
    67,892.84x = 101,798.94 × 27,899.96
  4. Step 4: Simplify right side
    67,892.84x = 2,840,186,354.04
  5. Step 5: Solve for x
    x = 2,840,186,354.04/67,892.84
  6. Step 6: Final answer
    x = 41,833.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.