Home / 188,333.49-259,902.11-102,293.30

Finding the Fourth Proportional to 188,333.49, 259,902.11 and 102,293.30

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Solution

The fourth proportional to 188,333.49, 259,902.11 and 102,293.30 is: 141,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,333.49 : 259,902.11 = 102,293.30 : x
  2. Step 2: Convert to fraction form
    188,333.49/259,902.11 = 102,293.30/x
  3. Step 3: Cross multiply
    188,333.49x = 259,902.11 × 102,293.30
  4. Step 4: Simplify right side
    188,333.49x = 26,586,244,508.86
  5. Step 5: Solve for x
    x = 26,586,244,508.86/188,333.49
  6. Step 6: Final answer
    x = 141,165.78

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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.