Home / 125,556.90-173,269.79-68,196.77

Finding the Fourth Proportional to 125,556.90, 173,269.79 and 68,196.77

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Solution

The fourth proportional to 125,556.90, 173,269.79 and 68,196.77 is: 94,112.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,556.90 : 173,269.79 = 68,196.77 : x
  2. Step 2: Convert to fraction form
    125,556.90/173,269.79 = 68,196.77/x
  3. Step 3: Cross multiply
    125,556.90x = 173,269.79 × 68,196.77
  4. Step 4: Simplify right side
    125,556.90x = 11,816,440,016.58
  5. Step 5: Solve for x
    x = 11,816,440,016.58/125,556.90
  6. Step 6: Final answer
    x = 94,112.23

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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.