Home / 161,786.10-223,265.57-93,843.30

Finding the Fourth Proportional to 161,786.10, 223,265.57 and 93,843.30

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Solution

The fourth proportional to 161,786.10, 223,265.57 and 93,843.30 is: 129,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,786.10 : 223,265.57 = 93,843.30 : x
  2. Step 2: Convert to fraction form
    161,786.10/223,265.57 = 93,843.30/x
  3. Step 3: Cross multiply
    161,786.10x = 223,265.57 × 93,843.30
  4. Step 4: Simplify right side
    161,786.10x = 20,951,977,865.18
  5. Step 5: Solve for x
    x = 20,951,977,865.18/161,786.10
  6. Step 6: Final answer
    x = 129,504.19

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1.5x scale

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.