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Finding the Fourth Proportional to 68,894.73, 95,068.17 and 38,673.14

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Solution

The fourth proportional to 68,894.73, 95,068.17 and 38,673.14 is: 53,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,894.73 : 95,068.17 = 38,673.14 : x
  2. Step 2: Convert to fraction form
    68,894.73/95,068.17 = 38,673.14/x
  3. Step 3: Cross multiply
    68,894.73x = 95,068.17 × 38,673.14
  4. Step 4: Simplify right side
    68,894.73x = 3,676,584,172.61
  5. Step 5: Solve for x
    x = 3,676,584,172.61/68,894.73
  6. Step 6: Final answer
    x = 53,365.25

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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.