Home / 217,266.30-325,899.45-141,158.70

Finding the Fourth Proportional to 217,266.30, 325,899.45 and 141,158.70

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Solution

The fourth proportional to 217,266.30, 325,899.45 and 141,158.70 is: 211,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,266.30 : 325,899.45 = 141,158.70 : x
  2. Step 2: Convert to fraction form
    217,266.30/325,899.45 = 141,158.70/x
  3. Step 3: Cross multiply
    217,266.30x = 325,899.45 × 141,158.70
  4. Step 4: Simplify right side
    217,266.30x = 46,003,542,692.72
  5. Step 5: Solve for x
    x = 46,003,542,692.72/217,266.30
  6. Step 6: Final answer
    x = 211,738.05

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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.