Home / 209,664.45-314,514.90-67,524.03

Finding the Fourth Proportional to 209,664.45, 314,514.90 and 67,524.03

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Solution

The fourth proportional to 209,664.45, 314,514.90 and 67,524.03 is: 101,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,664.45 : 314,514.90 = 67,524.03 : x
  2. Step 2: Convert to fraction form
    209,664.45/314,514.90 = 67,524.03/x
  3. Step 3: Cross multiply
    209,664.45x = 314,514.90 × 67,524.03
  4. Step 4: Simplify right side
    209,664.45x = 21,237,313,543.05
  5. Step 5: Solve for x
    x = 21,237,313,543.05/209,664.45
  6. Step 6: Final answer
    x = 101,291.91

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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.