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Finding the Fourth Proportional to 199,800.20, 275,724.26 and 110,376.20

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Solution

The fourth proportional to 199,800.20, 275,724.26 and 110,376.20 is: 152,319.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,800.20 : 275,724.26 = 110,376.20 : x
  2. Step 2: Convert to fraction form
    199,800.20/275,724.26 = 110,376.20/x
  3. Step 3: Cross multiply
    199,800.20x = 275,724.26 × 110,376.20
  4. Step 4: Simplify right side
    199,800.20x = 30,433,394,136.11
  5. Step 5: Solve for x
    x = 30,433,394,136.11/199,800.20
  6. Step 6: Final answer
    x = 152,319.14

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1.5x scale

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.