Home / 112,107.74-168,156.75-27,866.12

Finding the Fourth Proportional to 112,107.74, 168,156.75 and 27,866.12

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Solution

The fourth proportional to 112,107.74, 168,156.75 and 27,866.12 is: 41,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,107.74 : 168,156.75 = 27,866.12 : x
  2. Step 2: Convert to fraction form
    112,107.74/168,156.75 = 27,866.12/x
  3. Step 3: Cross multiply
    112,107.74x = 168,156.75 × 27,866.12
  4. Step 4: Simplify right side
    112,107.74x = 4,685,876,174.31
  5. Step 5: Solve for x
    x = 4,685,876,174.31/112,107.74
  6. Step 6: Final answer
    x = 41,797.97

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1.5x scale

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.