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Finding the Fourth Proportional to 107,614.76, 161,448.06 and 33,742.76

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Solution

The fourth proportional to 107,614.76, 161,448.06 and 33,742.76 is: 50,622.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,614.76 : 161,448.06 = 33,742.76 : x
  2. Step 2: Convert to fraction form
    107,614.76/161,448.06 = 33,742.76/x
  3. Step 3: Cross multiply
    107,614.76x = 161,448.06 × 33,742.76
  4. Step 4: Simplify right side
    107,614.76x = 5,447,703,141.05
  5. Step 5: Solve for x
    x = 5,447,703,141.05/107,614.76
  6. Step 6: Final answer
    x = 50,622.27

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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.