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Finding the Fourth Proportional to 188,230.80, 282,346.20 and 63,571.80

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Solution

The fourth proportional to 188,230.80, 282,346.20 and 63,571.80 is: 95,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,230.80 : 282,346.20 = 63,571.80 : x
  2. Step 2: Convert to fraction form
    188,230.80/282,346.20 = 63,571.80/x
  3. Step 3: Cross multiply
    188,230.80x = 282,346.20 × 63,571.80
  4. Step 4: Simplify right side
    188,230.80x = 17,949,256,157.16
  5. Step 5: Solve for x
    x = 17,949,256,157.16/188,230.80
  6. Step 6: Final answer
    x = 95,357.70

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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.