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Finding the Fourth Proportional to 107,363.70, 161,045.58 and 33,491.70

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Solution

The fourth proportional to 107,363.70, 161,045.58 and 33,491.70 is: 50,237.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,363.70 : 161,045.58 = 33,491.70 : x
  2. Step 2: Convert to fraction form
    107,363.70/161,045.58 = 33,491.70/x
  3. Step 3: Cross multiply
    107,363.70x = 161,045.58 × 33,491.70
  4. Step 4: Simplify right side
    107,363.70x = 5,393,690,251.69
  5. Step 5: Solve for x
    x = 5,393,690,251.69/107,363.70
  6. Step 6: Final answer
    x = 50,237.56

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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.