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Finding the Fourth Proportional to 68,497.40, 94,524.48 and 38,282.82

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Solution

The fourth proportional to 68,497.40, 94,524.48 and 38,282.82 is: 52,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,497.40 : 94,524.48 = 38,282.82 : x
  2. Step 2: Convert to fraction form
    68,497.40/94,524.48 = 38,282.82/x
  3. Step 3: Cross multiply
    68,497.40x = 94,524.48 × 38,282.82
  4. Step 4: Simplify right side
    68,497.40x = 3,618,663,653.43
  5. Step 5: Solve for x
    x = 3,618,663,653.43/68,497.40
  6. Step 6: Final answer
    x = 52,829.22

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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.