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Finding the Fourth Proportional to 68,042.25, 93,903.17 and 37,827.63

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Solution

The fourth proportional to 68,042.25, 93,903.17 and 37,827.63 is: 52,204.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,042.25 : 93,903.17 = 37,827.63 : x
  2. Step 2: Convert to fraction form
    68,042.25/93,903.17 = 37,827.63/x
  3. Step 3: Cross multiply
    68,042.25x = 93,903.17 × 37,827.63
  4. Step 4: Simplify right side
    68,042.25x = 3,552,134,181.45
  5. Step 5: Solve for x
    x = 3,552,134,181.45/68,042.25
  6. Step 6: Final answer
    x = 52,204.83

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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.