Home / 54,653.67-81,953.10-26,556.12

Finding the Fourth Proportional to 54,653.67, 81,953.10 and 26,556.12

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Solution

The fourth proportional to 54,653.67, 81,953.10 and 26,556.12 is: 39,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,653.67 : 81,953.10 = 26,556.12 : x
  2. Step 2: Convert to fraction form
    54,653.67/81,953.10 = 26,556.12/x
  3. Step 3: Cross multiply
    54,653.67x = 81,953.10 × 26,556.12
  4. Step 4: Simplify right side
    54,653.67x = 2,176,356,357.97
  5. Step 5: Solve for x
    x = 2,176,356,357.97/54,653.67
  6. Step 6: Final answer
    x = 39,820.86

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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.