Home / 190,996.76-263,591.22-123,154.96

Finding the Fourth Proportional to 190,996.76, 263,591.22 and 123,154.96

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Solution

The fourth proportional to 190,996.76, 263,591.22 and 123,154.96 is: 169,963.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,996.76 : 263,591.22 = 123,154.96 : x
  2. Step 2: Convert to fraction form
    190,996.76/263,591.22 = 123,154.96/x
  3. Step 3: Cross multiply
    190,996.76x = 263,591.22 × 123,154.96
  4. Step 4: Simplify right side
    190,996.76x = 32,462,566,155.45
  5. Step 5: Solve for x
    x = 32,462,566,155.45/190,996.76
  6. Step 6: Final answer
    x = 169,963.96

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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.