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Finding the Fourth Proportional to 106,350.89, 159,472.07 and 35,248.21

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Solution

The fourth proportional to 106,350.89, 159,472.07 and 35,248.21 is: 52,854.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,350.89 : 159,472.07 = 35,248.21 : x
  2. Step 2: Convert to fraction form
    106,350.89/159,472.07 = 35,248.21/x
  3. Step 3: Cross multiply
    106,350.89x = 159,472.07 × 35,248.21
  4. Step 4: Simplify right side
    106,350.89x = 5,621,105,012.49
  5. Step 5: Solve for x
    x = 5,621,105,012.49/106,350.89
  6. Step 6: Final answer
    x = 52,854.33

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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.