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Finding the Fourth Proportional to 180,703.04, 270,923.04 and 75,551.84

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Solution

The fourth proportional to 180,703.04, 270,923.04 and 75,551.84 is: 113,272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,703.04 : 270,923.04 = 75,551.84 : x
  2. Step 2: Convert to fraction form
    180,703.04/270,923.04 = 75,551.84/x
  3. Step 3: Cross multiply
    180,703.04x = 270,923.04 × 75,551.84
  4. Step 4: Simplify right side
    180,703.04x = 20,468,734,170.39
  5. Step 5: Solve for x
    x = 20,468,734,170.39/180,703.04
  6. Step 6: Final answer
    x = 113,272.77

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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.