Home / 226,865.94-340,219.59-66,899.40

Finding the Fourth Proportional to 226,865.94, 340,219.59 and 66,899.40

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Solution

The fourth proportional to 226,865.94, 340,219.59 and 66,899.40 is: 100,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,865.94 : 340,219.59 = 66,899.40 : x
  2. Step 2: Convert to fraction form
    226,865.94/340,219.59 = 66,899.40/x
  3. Step 3: Cross multiply
    226,865.94x = 340,219.59 × 66,899.40
  4. Step 4: Simplify right side
    226,865.94x = 22,760,486,439.25
  5. Step 5: Solve for x
    x = 22,760,486,439.25/226,865.94
  6. Step 6: Final answer
    x = 100,325.71

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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.