Home / 203,819.49-281,293.38-116,612.69

Finding the Fourth Proportional to 203,819.49, 281,293.38 and 116,612.69

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Solution

The fourth proportional to 203,819.49, 281,293.38 and 116,612.69 is: 160,938.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,819.49 : 281,293.38 = 116,612.69 : x
  2. Step 2: Convert to fraction form
    203,819.49/281,293.38 = 116,612.69/x
  3. Step 3: Cross multiply
    203,819.49x = 281,293.38 × 116,612.69
  4. Step 4: Simplify right side
    203,819.49x = 32,802,377,720.99
  5. Step 5: Solve for x
    x = 32,802,377,720.99/203,819.49
  6. Step 6: Final answer
    x = 160,938.38

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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.