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Finding the Fourth Proportional to 68,503.14, 102,754.89 and 26,950.14

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Solution

The fourth proportional to 68,503.14, 102,754.89 and 26,950.14 is: 40,425.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,503.14 : 102,754.89 = 26,950.14 : x
  2. Step 2: Convert to fraction form
    68,503.14/102,754.89 = 26,950.14/x
  3. Step 3: Cross multiply
    68,503.14x = 102,754.89 × 26,950.14
  4. Step 4: Simplify right side
    68,503.14x = 2,769,258,671.18
  5. Step 5: Solve for x
    x = 2,769,258,671.18/68,503.14
  6. Step 6: Final answer
    x = 40,425.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.