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Finding the Fourth Proportional to 167,807.68, 231,574.44 and 92,361.04

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Solution

The fourth proportional to 167,807.68, 231,574.44 and 92,361.04 is: 127,458.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,807.68 : 231,574.44 = 92,361.04 : x
  2. Step 2: Convert to fraction form
    167,807.68/231,574.44 = 92,361.04/x
  3. Step 3: Cross multiply
    167,807.68x = 231,574.44 × 92,361.04
  4. Step 4: Simplify right side
    167,807.68x = 21,388,456,115.82
  5. Step 5: Solve for x
    x = 21,388,456,115.82/167,807.68
  6. Step 6: Final answer
    x = 127,458.15

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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.