Home / 188,753.36-282,998.82-83,514.92

Finding the Fourth Proportional to 188,753.36, 282,998.82 and 83,514.92

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Solution

The fourth proportional to 188,753.36, 282,998.82 and 83,514.92 is: 125,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,753.36 : 282,998.82 = 83,514.92 : x
  2. Step 2: Convert to fraction form
    188,753.36/282,998.82 = 83,514.92/x
  3. Step 3: Cross multiply
    188,753.36x = 282,998.82 × 83,514.92
  4. Step 4: Simplify right side
    188,753.36x = 23,634,623,812.39
  5. Step 5: Solve for x
    x = 23,634,623,812.39/188,753.36
  6. Step 6: Final answer
    x = 125,214.32

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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.