Home / 133,340.70-200,011.24-54,454.92

Finding the Fourth Proportional to 133,340.70, 200,011.24 and 54,454.92

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Solution

The fourth proportional to 133,340.70, 200,011.24 and 54,454.92 is: 81,682.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,340.70 : 200,011.24 = 54,454.92 : x
  2. Step 2: Convert to fraction form
    133,340.70/200,011.24 = 54,454.92/x
  3. Step 3: Cross multiply
    133,340.70x = 200,011.24 × 54,454.92
  4. Step 4: Simplify right side
    133,340.70x = 10,891,596,073.30
  5. Step 5: Solve for x
    x = 10,891,596,073.30/133,340.70
  6. Step 6: Final answer
    x = 81,682.46

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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.