Home / 133,454.80-200,181.39-53,528.86

Finding the Fourth Proportional to 133,454.80, 200,181.39 and 53,528.86

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Solution

The fourth proportional to 133,454.80, 200,181.39 and 53,528.86 is: 80,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,454.80 : 200,181.39 = 53,528.86 : x
  2. Step 2: Convert to fraction form
    133,454.80/200,181.39 = 53,528.86/x
  3. Step 3: Cross multiply
    133,454.80x = 200,181.39 × 53,528.86
  4. Step 4: Simplify right side
    133,454.80x = 10,715,481,599.92
  5. Step 5: Solve for x
    x = 10,715,481,599.92/133,454.80
  6. Step 6: Final answer
    x = 80,292.97

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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.