Home / 54,634.16-81,959.88-19,573.04

Finding the Fourth Proportional to 54,634.16, 81,959.88 and 19,573.04

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Solution

The fourth proportional to 54,634.16, 81,959.88 and 19,573.04 is: 29,362.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,634.16 : 81,959.88 = 19,573.04 : x
  2. Step 2: Convert to fraction form
    54,634.16/81,959.88 = 19,573.04/x
  3. Step 3: Cross multiply
    54,634.16x = 81,959.88 × 19,573.04
  4. Step 4: Simplify right side
    54,634.16x = 1,604,204,009.64
  5. Step 5: Solve for x
    x = 1,604,204,009.64/54,634.16
  6. Step 6: Final answer
    x = 29,362.66

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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.