Home / 54,664.20-81,996.30-19,599.30

Finding the Fourth Proportional to 54,664.20, 81,996.30 and 19,599.30

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Solution

The fourth proportional to 54,664.20, 81,996.30 and 19,599.30 is: 29,398.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,664.20 : 81,996.30 = 19,599.30 : x
  2. Step 2: Convert to fraction form
    54,664.20/81,996.30 = 19,599.30/x
  3. Step 3: Cross multiply
    54,664.20x = 81,996.30 × 19,599.30
  4. Step 4: Simplify right side
    54,664.20x = 1,607,070,082.59
  5. Step 5: Solve for x
    x = 1,607,070,082.59/54,664.20
  6. Step 6: Final answer
    x = 29,398.95

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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.