Home / 54,664.27-75,436.96-30,791.32

Finding the Fourth Proportional to 54,664.27, 75,436.96 and 30,791.32

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Solution

The fourth proportional to 54,664.27, 75,436.96 and 30,791.32 is: 42,492.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,664.27 : 75,436.96 = 30,791.32 : x
  2. Step 2: Convert to fraction form
    54,664.27/75,436.96 = 30,791.32/x
  3. Step 3: Cross multiply
    54,664.27x = 75,436.96 × 30,791.32
  4. Step 4: Simplify right side
    54,664.27x = 2,322,803,309.62
  5. Step 5: Solve for x
    x = 2,322,803,309.62/54,664.27
  6. Step 6: Final answer
    x = 42,492.17

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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.