Home / 133,934.80-200,629.56-107,496.40

Finding the Fourth Proportional to 133,934.80, 200,629.56 and 107,496.40

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Solution

The fourth proportional to 133,934.80, 200,629.56 and 107,496.40 is: 161,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,934.80 : 200,629.56 = 107,496.40 : x
  2. Step 2: Convert to fraction form
    133,934.80/200,629.56 = 107,496.40/x
  3. Step 3: Cross multiply
    133,934.80x = 200,629.56 × 107,496.40
  4. Step 4: Simplify right side
    133,934.80x = 21,566,955,433.58
  5. Step 5: Solve for x
    x = 21,566,955,433.58/133,934.80
  6. Step 6: Final answer
    x = 161,025.78

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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.