Home / 54,583.17-75,324.66-30,709.88

Finding the Fourth Proportional to 54,583.17, 75,324.66 and 30,709.88

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Solution

The fourth proportional to 54,583.17, 75,324.66 and 30,709.88 is: 42,379.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,583.17 : 75,324.66 = 30,709.88 : x
  2. Step 2: Convert to fraction form
    54,583.17/75,324.66 = 30,709.88/x
  3. Step 3: Cross multiply
    54,583.17x = 75,324.66 × 30,709.88
  4. Step 4: Simplify right side
    54,583.17x = 2,313,210,893.02
  5. Step 5: Solve for x
    x = 2,313,210,893.02/54,583.17
  6. Step 6: Final answer
    x = 42,379.56

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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.