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Finding the Fourth Proportional to 106,352.94, 159,480.45 and 36,213.42

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Solution

The fourth proportional to 106,352.94, 159,480.45 and 36,213.42 is: 54,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,352.94 : 159,480.45 = 36,213.42 : x
  2. Step 2: Convert to fraction form
    106,352.94/159,480.45 = 36,213.42/x
  3. Step 3: Cross multiply
    106,352.94x = 159,480.45 × 36,213.42
  4. Step 4: Simplify right side
    106,352.94x = 5,775,332,517.64
  5. Step 5: Solve for x
    x = 5,775,332,517.64/106,352.94
  6. Step 6: Final answer
    x = 54,303.46

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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.