Home / 54,927.73-75,801.55-31,055.82

Finding the Fourth Proportional to 54,927.73, 75,801.55 and 31,055.82

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Solution

The fourth proportional to 54,927.73, 75,801.55 and 31,055.82 is: 42,857.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,927.73 : 75,801.55 = 31,055.82 : x
  2. Step 2: Convert to fraction form
    54,927.73/75,801.55 = 31,055.82/x
  3. Step 3: Cross multiply
    54,927.73x = 75,801.55 × 31,055.82
  4. Step 4: Simplify right side
    54,927.73x = 2,354,079,292.52
  5. Step 5: Solve for x
    x = 2,354,079,292.52/54,927.73
  6. Step 6: Final answer
    x = 42,857.76

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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.