Home / 125,204.20-187,837.12-36,458.56

Finding the Fourth Proportional to 125,204.20, 187,837.12 and 36,458.56

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Solution

The fourth proportional to 125,204.20, 187,837.12 and 36,458.56 is: 54,696.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,204.20 : 187,837.12 = 36,458.56 : x
  2. Step 2: Convert to fraction form
    125,204.20/187,837.12 = 36,458.56/x
  3. Step 3: Cross multiply
    125,204.20x = 187,837.12 × 36,458.56
  4. Step 4: Simplify right side
    125,204.20x = 6,848,270,909.75
  5. Step 5: Solve for x
    x = 6,848,270,909.75/125,204.20
  6. Step 6: Final answer
    x = 54,696.81

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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.