Home / 54,764.79-75,576.38-32,120.11

Finding the Fourth Proportional to 54,764.79, 75,576.38 and 32,120.11

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Solution

The fourth proportional to 54,764.79, 75,576.38 and 32,120.11 is: 44,326.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,764.79 : 75,576.38 = 32,120.11 : x
  2. Step 2: Convert to fraction form
    54,764.79/75,576.38 = 32,120.11/x
  3. Step 3: Cross multiply
    54,764.79x = 75,576.38 × 32,120.11
  4. Step 4: Simplify right side
    54,764.79x = 2,427,521,572.87
  5. Step 5: Solve for x
    x = 2,427,521,572.87/54,764.79
  6. Step 6: Final answer
    x = 44,326.32

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Why These Related Problems?

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