Home / 231,036.80-346,382.40-125,974.40

Finding the Fourth Proportional to 231,036.80, 346,382.40 and 125,974.40

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Solution

The fourth proportional to 231,036.80, 346,382.40 and 125,974.40 is: 188,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,036.80 : 346,382.40 = 125,974.40 : x
  2. Step 2: Convert to fraction form
    231,036.80/346,382.40 = 125,974.40/x
  3. Step 3: Cross multiply
    231,036.80x = 346,382.40 × 125,974.40
  4. Step 4: Simplify right side
    231,036.80x = 43,635,315,010.56
  5. Step 5: Solve for x
    x = 43,635,315,010.56/231,036.80
  6. Step 6: Final answer
    x = 188,867.38

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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.