Home / 162,206.28-223,828.68-90,584.77

Finding the Fourth Proportional to 162,206.28, 223,828.68 and 90,584.77

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Solution

The fourth proportional to 162,206.28, 223,828.68 and 90,584.77 is: 124,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,206.28 : 223,828.68 = 90,584.77 : x
  2. Step 2: Convert to fraction form
    162,206.28/223,828.68 = 90,584.77/x
  3. Step 3: Cross multiply
    162,206.28x = 223,828.68 × 90,584.77
  4. Step 4: Simplify right side
    162,206.28x = 20,275,469,497.20
  5. Step 5: Solve for x
    x = 20,275,469,497.20/162,206.28
  6. Step 6: Final answer
    x = 124,998.05

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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.