Home / 54,556.16-81,759.59-41,218.20

Finding the Fourth Proportional to 54,556.16, 81,759.59 and 41,218.20

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Solution

The fourth proportional to 54,556.16, 81,759.59 and 41,218.20 is: 61,770.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,556.16 : 81,759.59 = 41,218.20 : x
  2. Step 2: Convert to fraction form
    54,556.16/81,759.59 = 41,218.20/x
  3. Step 3: Cross multiply
    54,556.16x = 81,759.59 × 41,218.20
  4. Step 4: Simplify right side
    54,556.16x = 3,369,982,826.79
  5. Step 5: Solve for x
    x = 3,369,982,826.79/54,556.16
  6. Step 6: Final answer
    x = 61,770.89

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1.5x scale

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.