Home / 125,725.78-188,517.27-41,462.98

Finding the Fourth Proportional to 125,725.78, 188,517.27 and 41,462.98

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Solution

The fourth proportional to 125,725.78, 188,517.27 and 41,462.98 is: 62,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,725.78 : 188,517.27 = 41,462.98 : x
  2. Step 2: Convert to fraction form
    125,725.78/188,517.27 = 41,462.98/x
  3. Step 3: Cross multiply
    125,725.78x = 188,517.27 × 41,462.98
  4. Step 4: Simplify right side
    125,725.78x = 7,816,487,795.66
  5. Step 5: Solve for x
    x = 7,816,487,795.66/125,725.78
  6. Step 6: Final answer
    x = 62,170.92

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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.