Home / 188,104.47-282,151.23-54,987.85

Finding the Fourth Proportional to 188,104.47, 282,151.23 and 54,987.85

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Solution

The fourth proportional to 188,104.47, 282,151.23 and 54,987.85 is: 82,480.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,104.47 : 282,151.23 = 54,987.85 : x
  2. Step 2: Convert to fraction form
    188,104.47/282,151.23 = 54,987.85/x
  3. Step 3: Cross multiply
    188,104.47x = 282,151.23 × 54,987.85
  4. Step 4: Simplify right side
    188,104.47x = 15,514,889,512.56
  5. Step 5: Solve for x
    x = 15,514,889,512.56/188,104.47
  6. Step 6: Final answer
    x = 82,480.17

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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.