Home / 54,937.63-75,815.46-31,067.94

Finding the Fourth Proportional to 54,937.63, 75,815.46 and 31,067.94

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Solution

The fourth proportional to 54,937.63, 75,815.46 and 31,067.94 is: 42,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,937.63 : 75,815.46 = 31,067.94 : x
  2. Step 2: Convert to fraction form
    54,937.63/75,815.46 = 31,067.94/x
  3. Step 3: Cross multiply
    54,937.63x = 75,815.46 × 31,067.94
  4. Step 4: Simplify right side
    54,937.63x = 2,355,430,162.35
  5. Step 5: Solve for x
    x = 2,355,430,162.35/54,937.63
  6. Step 6: Final answer
    x = 42,874.62

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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.