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Finding the Fourth Proportional to 68,042.17, 93,892.87 and 37,825.65

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Solution

The fourth proportional to 68,042.17, 93,892.87 and 37,825.65 is: 52,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,042.17 : 93,892.87 = 37,825.65 : x
  2. Step 2: Convert to fraction form
    68,042.17/93,892.87 = 37,825.65/x
  3. Step 3: Cross multiply
    68,042.17x = 93,892.87 × 37,825.65
  4. Step 4: Simplify right side
    68,042.17x = 3,551,558,709.35
  5. Step 5: Solve for x
    x = 3,551,558,709.35/68,042.17
  6. Step 6: Final answer
    x = 52,196.44

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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.