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Finding the Fourth Proportional to 22,150.68, 33,213.68 and 13,148.46

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Solution

The fourth proportional to 22,150.68, 33,213.68 and 13,148.46 is: 19,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,150.68 : 33,213.68 = 13,148.46 : x
  2. Step 2: Convert to fraction form
    22,150.68/33,213.68 = 13,148.46/x
  3. Step 3: Cross multiply
    22,150.68x = 33,213.68 × 13,148.46
  4. Step 4: Simplify right side
    22,150.68x = 436,708,742.93
  5. Step 5: Solve for x
    x = 436,708,742.93/22,150.68
  6. Step 6: Final answer
    x = 19,715.37

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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.