Home / 162,204.58-223,845.69-90,584.68

Finding the Fourth Proportional to 162,204.58, 223,845.69 and 90,584.68

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Solution

The fourth proportional to 162,204.58, 223,845.69 and 90,584.68 is: 125,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,204.58 : 223,845.69 = 90,584.68 : x
  2. Step 2: Convert to fraction form
    162,204.58/223,845.69 = 90,584.68/x
  3. Step 3: Cross multiply
    162,204.58x = 223,845.69 × 90,584.68
  4. Step 4: Simplify right side
    162,204.58x = 20,276,990,198.03
  5. Step 5: Solve for x
    x = 20,276,990,198.03/162,204.58
  6. Step 6: Final answer
    x = 125,008.74

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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.