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Finding the Fourth Proportional to 71,227.81, 106,847.34 and 23,843.19

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Solution

The fourth proportional to 71,227.81, 106,847.34 and 23,843.19 is: 35,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,227.81 : 106,847.34 = 23,843.19 : x
  2. Step 2: Convert to fraction form
    71,227.81/106,847.34 = 23,843.19/x
  3. Step 3: Cross multiply
    71,227.81x = 106,847.34 × 23,843.19
  4. Step 4: Simplify right side
    71,227.81x = 2,547,581,428.61
  5. Step 5: Solve for x
    x = 2,547,581,428.61/71,227.81
  6. Step 6: Final answer
    x = 35,766.67

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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.