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Finding the Fourth Proportional to 68,017.62, 93,867.49 and 37,803.44

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Solution

The fourth proportional to 68,017.62, 93,867.49 and 37,803.44 is: 52,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,017.62 : 93,867.49 = 37,803.44 : x
  2. Step 2: Convert to fraction form
    68,017.62/93,867.49 = 37,803.44/x
  3. Step 3: Cross multiply
    68,017.62x = 93,867.49 × 37,803.44
  4. Step 4: Simplify right side
    68,017.62x = 3,548,514,308.09
  5. Step 5: Solve for x
    x = 3,548,514,308.09/68,017.62
  6. Step 6: Final answer
    x = 52,170.51

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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.