Home / 125,490.52-188,195.86-41,231.26

Finding the Fourth Proportional to 125,490.52, 188,195.86 and 41,231.26

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Solution

The fourth proportional to 125,490.52, 188,195.86 and 41,231.26 is: 61,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,490.52 : 188,195.86 = 41,231.26 : x
  2. Step 2: Convert to fraction form
    125,490.52/188,195.86 = 41,231.26/x
  3. Step 3: Cross multiply
    125,490.52x = 188,195.86 × 41,231.26
  4. Step 4: Simplify right side
    125,490.52x = 7,759,552,434.58
  5. Step 5: Solve for x
    x = 7,759,552,434.58/125,490.52
  6. Step 6: Final answer
    x = 61,833.78

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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.