Home / 191,936.19-264,786.24-111,317.02

Finding the Fourth Proportional to 191,936.19, 264,786.24 and 111,317.02

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Solution

The fourth proportional to 191,936.19, 264,786.24 and 111,317.02 is: 153,567.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,936.19 : 264,786.24 = 111,317.02 : x
  2. Step 2: Convert to fraction form
    191,936.19/264,786.24 = 111,317.02/x
  3. Step 3: Cross multiply
    191,936.19x = 264,786.24 × 111,317.02
  4. Step 4: Simplify right side
    191,936.19x = 29,475,215,173.80
  5. Step 5: Solve for x
    x = 29,475,215,173.80/191,936.19
  6. Step 6: Final answer
    x = 153,567.78

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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.