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Finding the Fourth Proportional to 167,435.24, 230,958.24 and 99,406.04

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Solution

The fourth proportional to 167,435.24, 230,958.24 and 99,406.04 is: 137,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,435.24 : 230,958.24 = 99,406.04 : x
  2. Step 2: Convert to fraction form
    167,435.24/230,958.24 = 99,406.04/x
  3. Step 3: Cross multiply
    167,435.24x = 230,958.24 × 99,406.04
  4. Step 4: Simplify right side
    167,435.24x = 22,958,644,043.77
  5. Step 5: Solve for x
    x = 22,958,644,043.77/167,435.24
  6. Step 6: Final answer
    x = 137,119.55

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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.