Home / 260,896.14-391,184.26-111,051.10

Finding the Fourth Proportional to 260,896.14, 391,184.26 and 111,051.10

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Solution

The fourth proportional to 260,896.14, 391,184.26 and 111,051.10 is: 166,508.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,896.14 : 391,184.26 = 111,051.10 : x
  2. Step 2: Convert to fraction form
    260,896.14/391,184.26 = 111,051.10/x
  3. Step 3: Cross multiply
    260,896.14x = 391,184.26 × 111,051.10
  4. Step 4: Simplify right side
    260,896.14x = 43,441,442,375.69
  5. Step 5: Solve for x
    x = 43,441,442,375.69/260,896.14
  6. Step 6: Final answer
    x = 166,508.57

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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.