Home / 54,749.88-75,556.64-31,777.93

Finding the Fourth Proportional to 54,749.88, 75,556.64 and 31,777.93

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Solution

The fourth proportional to 54,749.88, 75,556.64 and 31,777.93 is: 43,854.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,749.88 : 75,556.64 = 31,777.93 : x
  2. Step 2: Convert to fraction form
    54,749.88/75,556.64 = 31,777.93/x
  3. Step 3: Cross multiply
    54,749.88x = 75,556.64 × 31,777.93
  4. Step 4: Simplify right side
    54,749.88x = 2,401,033,488.97
  5. Step 5: Solve for x
    x = 2,401,033,488.97/54,749.88
  6. Step 6: Final answer
    x = 43,854.59

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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.