Home / 125,556.60-173,271.12-68,198.04

Finding the Fourth Proportional to 125,556.60, 173,271.12 and 68,198.04

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Solution

The fourth proportional to 125,556.60, 173,271.12 and 68,198.04 is: 94,114.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,556.60 : 173,271.12 = 68,198.04 : x
  2. Step 2: Convert to fraction form
    125,556.60/173,271.12 = 68,198.04/x
  3. Step 3: Cross multiply
    125,556.60x = 173,271.12 × 68,198.04
  4. Step 4: Simplify right side
    125,556.60x = 11,816,750,772.60
  5. Step 5: Solve for x
    x = 11,816,750,772.60/125,556.60
  6. Step 6: Final answer
    x = 94,114.93

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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.