Home / 50,556.16-75,853.92-20,966.56

Finding the Fourth Proportional to 50,556.16, 75,853.92 and 20,966.56

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Solution

The fourth proportional to 50,556.16, 75,853.92 and 20,966.56 is: 31,458.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,556.16 : 75,853.92 = 20,966.56 : x
  2. Step 2: Convert to fraction form
    50,556.16/75,853.92 = 20,966.56/x
  3. Step 3: Cross multiply
    50,556.16x = 75,853.92 × 20,966.56
  4. Step 4: Simplify right side
    50,556.16x = 1,590,395,764.92
  5. Step 5: Solve for x
    x = 1,590,395,764.92/50,556.16
  6. Step 6: Final answer
    x = 31,458.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.