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Finding the Fourth Proportional to 68,592.21, 102,892.29 and 26,472.52

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Solution

The fourth proportional to 68,592.21, 102,892.29 and 26,472.52 is: 39,710.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,592.21 : 102,892.29 = 26,472.52 : x
  2. Step 2: Convert to fraction form
    68,592.21/102,892.29 = 26,472.52/x
  3. Step 3: Cross multiply
    68,592.21x = 102,892.29 × 26,472.52
  4. Step 4: Simplify right side
    68,592.21x = 2,723,818,204.87
  5. Step 5: Solve for x
    x = 2,723,818,204.87/68,592.21
  6. Step 6: Final answer
    x = 39,710.31

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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.