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Finding the Fourth Proportional to 54,833.70, 75,669.96 and 30,959.82

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Solution

The fourth proportional to 54,833.70, 75,669.96 and 30,959.82 is: 42,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,833.70 : 75,669.96 = 30,959.82 : x
  2. Step 2: Convert to fraction form
    54,833.70/75,669.96 = 30,959.82/x
  3. Step 3: Cross multiply
    54,833.70x = 75,669.96 × 30,959.82
  4. Step 4: Simplify right side
    54,833.70x = 2,342,728,341.01
  5. Step 5: Solve for x
    x = 2,342,728,341.01/54,833.70
  6. Step 6: Final answer
    x = 42,724.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.