Home / 125,764.14-173,803.44-103,067.34

Finding the Fourth Proportional to 125,764.14, 173,803.44 and 103,067.34

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Solution

The fourth proportional to 125,764.14, 173,803.44 and 103,067.34 is: 142,436.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,764.14 : 173,803.44 = 103,067.34 : x
  2. Step 2: Convert to fraction form
    125,764.14/173,803.44 = 103,067.34/x
  3. Step 3: Cross multiply
    125,764.14x = 173,803.44 × 103,067.34
  4. Step 4: Simplify right side
    125,764.14x = 17,913,458,243.65
  5. Step 5: Solve for x
    x = 17,913,458,243.65/125,764.14
  6. Step 6: Final answer
    x = 142,436.93

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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.