Home / 188,546.05-260,191.26-140,363.25

Finding the Fourth Proportional to 188,546.05, 260,191.26 and 140,363.25

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Solution

The fourth proportional to 188,546.05, 260,191.26 and 140,363.25 is: 193,699.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,546.05 : 260,191.26 = 140,363.25 : x
  2. Step 2: Convert to fraction form
    188,546.05/260,191.26 = 140,363.25/x
  3. Step 3: Cross multiply
    188,546.05x = 260,191.26 × 140,363.25
  4. Step 4: Simplify right side
    188,546.05x = 36,521,292,489.61
  5. Step 5: Solve for x
    x = 36,521,292,489.61/188,546.05
  6. Step 6: Final answer
    x = 193,699.59

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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.