Home / 193,528.20-289,636.20-169,908.60

Finding the Fourth Proportional to 193,528.20, 289,636.20 and 169,908.60

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Solution

The fourth proportional to 193,528.20, 289,636.20 and 169,908.60 is: 254,286.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,528.20 : 289,636.20 = 169,908.60 : x
  2. Step 2: Convert to fraction form
    193,528.20/289,636.20 = 169,908.60/x
  3. Step 3: Cross multiply
    193,528.20x = 289,636.20 × 169,908.60
  4. Step 4: Simplify right side
    193,528.20x = 49,211,681,251.32
  5. Step 5: Solve for x
    x = 49,211,681,251.32/193,528.20
  6. Step 6: Final answer
    x = 254,286.88

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1.5x scale

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.