Home / 193,874.19-290,811.39-88,619.34

Finding the Fourth Proportional to 193,874.19, 290,811.39 and 88,619.34

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Solution

The fourth proportional to 193,874.19, 290,811.39 and 88,619.34 is: 132,929.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,874.19 : 290,811.39 = 88,619.34 : x
  2. Step 2: Convert to fraction form
    193,874.19/290,811.39 = 88,619.34/x
  3. Step 3: Cross multiply
    193,874.19x = 290,811.39 × 88,619.34
  4. Step 4: Simplify right side
    193,874.19x = 25,771,514,204.50
  5. Step 5: Solve for x
    x = 25,771,514,204.50/193,874.19
  6. Step 6: Final answer
    x = 132,929.06

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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.