Home / 54,488.16-81,756.95-27,820.44

Finding the Fourth Proportional to 54,488.16, 81,756.95 and 27,820.44

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Solution

The fourth proportional to 54,488.16, 81,756.95 and 27,820.44 is: 41,743.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,488.16 : 81,756.95 = 27,820.44 : x
  2. Step 2: Convert to fraction form
    54,488.16/81,756.95 = 27,820.44/x
  3. Step 3: Cross multiply
    54,488.16x = 81,756.95 × 27,820.44
  4. Step 4: Simplify right side
    54,488.16x = 2,274,514,182.96
  5. Step 5: Solve for x
    x = 2,274,514,182.96/54,488.16
  6. Step 6: Final answer
    x = 41,743.27

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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.