Home / 54,664.52-75,437.30-30,791.57

Finding the Fourth Proportional to 54,664.52, 75,437.30 and 30,791.57

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Solution

The fourth proportional to 54,664.52, 75,437.30 and 30,791.57 is: 42,492.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,664.52 : 75,437.30 = 30,791.57 : x
  2. Step 2: Convert to fraction form
    54,664.52/75,437.30 = 30,791.57/x
  3. Step 3: Cross multiply
    54,664.52x = 75,437.30 × 30,791.57
  4. Step 4: Simplify right side
    54,664.52x = 2,322,832,903.56
  5. Step 5: Solve for x
    x = 2,322,832,903.56/54,664.52
  6. Step 6: Final answer
    x = 42,492.51

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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.