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Finding the Fourth Proportional to 195,800.99, 270,200.48 and 108,585.58

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Solution

The fourth proportional to 195,800.99, 270,200.48 and 108,585.58 is: 149,845.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,800.99 : 270,200.48 = 108,585.58 : x
  2. Step 2: Convert to fraction form
    195,800.99/270,200.48 = 108,585.58/x
  3. Step 3: Cross multiply
    195,800.99x = 270,200.48 × 108,585.58
  4. Step 4: Simplify right side
    195,800.99x = 29,339,875,294.15
  5. Step 5: Solve for x
    x = 29,339,875,294.15/195,800.99
  6. Step 6: Final answer
    x = 149,845.39

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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.