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Finding the Fourth Proportional to 144,582.80, 199,530.50 and 80,052.03

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Solution

The fourth proportional to 144,582.80, 199,530.50 and 80,052.03 is: 110,475.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,582.80 : 199,530.50 = 80,052.03 : x
  2. Step 2: Convert to fraction form
    144,582.80/199,530.50 = 80,052.03/x
  3. Step 3: Cross multiply
    144,582.80x = 199,530.50 × 80,052.03
  4. Step 4: Simplify right side
    144,582.80x = 15,972,821,571.92
  5. Step 5: Solve for x
    x = 15,972,821,571.92/144,582.80
  6. Step 6: Final answer
    x = 110,475.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.