Home / 183,137.13-274,703.04-111,107.21

Finding the Fourth Proportional to 183,137.13, 274,703.04 and 111,107.21

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Solution

The fourth proportional to 183,137.13, 274,703.04 and 111,107.21 is: 166,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,137.13 : 274,703.04 = 111,107.21 : x
  2. Step 2: Convert to fraction form
    183,137.13/274,703.04 = 111,107.21/x
  3. Step 3: Cross multiply
    183,137.13x = 274,703.04 × 111,107.21
  4. Step 4: Simplify right side
    183,137.13x = 30,521,486,979.40
  5. Step 5: Solve for x
    x = 30,521,486,979.40/183,137.13
  6. Step 6: Final answer
    x = 166,659.20

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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.