Home / 125,556.58-173,269.36-68,196.46

Finding the Fourth Proportional to 125,556.58, 173,269.36 and 68,196.46

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Solution

The fourth proportional to 125,556.58, 173,269.36 and 68,196.46 is: 94,111.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,556.58 : 173,269.36 = 68,196.46 : x
  2. Step 2: Convert to fraction form
    125,556.58/173,269.36 = 68,196.46/x
  3. Step 3: Cross multiply
    125,556.58x = 173,269.36 × 68,196.46
  4. Step 4: Simplify right side
    125,556.58x = 11,816,357,195.05
  5. Step 5: Solve for x
    x = 11,816,357,195.05/125,556.58
  6. Step 6: Final answer
    x = 94,111.81

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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.