Home / 209,249.73-288,752.36-113,755.59

Finding the Fourth Proportional to 209,249.73, 288,752.36 and 113,755.59

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Solution

The fourth proportional to 209,249.73, 288,752.36 and 113,755.59 is: 156,976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,249.73 : 288,752.36 = 113,755.59 : x
  2. Step 2: Convert to fraction form
    209,249.73/288,752.36 = 113,755.59/x
  3. Step 3: Cross multiply
    209,249.73x = 288,752.36 × 113,755.59
  4. Step 4: Simplify right side
    209,249.73x = 32,847,194,506.91
  5. Step 5: Solve for x
    x = 32,847,194,506.91/209,249.73
  6. Step 6: Final answer
    x = 156,976.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.