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Finding the Fourth Proportional to 48,763.15, 73,109.25 and 32,928.93

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Solution

The fourth proportional to 48,763.15, 73,109.25 and 32,928.93 is: 49,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,763.15 : 73,109.25 = 32,928.93 : x
  2. Step 2: Convert to fraction form
    48,763.15/73,109.25 = 32,928.93/x
  3. Step 3: Cross multiply
    48,763.15x = 73,109.25 × 32,928.93
  4. Step 4: Simplify right side
    48,763.15x = 2,407,409,236.68
  5. Step 5: Solve for x
    x = 2,407,409,236.68/48,763.15
  6. Step 6: Final answer
    x = 49,369.43

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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.