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Finding the Fourth Proportional to 26,724.87, 40,101.14 and 19,389.87

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Solution

The fourth proportional to 26,724.87, 40,101.14 and 19,389.87 is: 29,094.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,724.87 : 40,101.14 = 19,389.87 : x
  2. Step 2: Convert to fraction form
    26,724.87/40,101.14 = 19,389.87/x
  3. Step 3: Cross multiply
    26,724.87x = 40,101.14 × 19,389.87
  4. Step 4: Simplify right side
    26,724.87x = 777,555,794.50
  5. Step 5: Solve for x
    x = 777,555,794.50/26,724.87
  6. Step 6: Final answer
    x = 29,094.84

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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.