Home / 54,522.30-81,794.43-19,461.05

Finding the Fourth Proportional to 54,522.30, 81,794.43 and 19,461.05

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Solution

The fourth proportional to 54,522.30, 81,794.43 and 19,461.05 is: 29,195.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,522.30 : 81,794.43 = 19,461.05 : x
  2. Step 2: Convert to fraction form
    54,522.30/81,794.43 = 19,461.05/x
  3. Step 3: Cross multiply
    54,522.30x = 81,794.43 × 19,461.05
  4. Step 4: Simplify right side
    54,522.30x = 1,591,805,082.98
  5. Step 5: Solve for x
    x = 1,591,805,082.98/54,522.30
  6. Step 6: Final answer
    x = 29,195.49

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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.