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Finding the Fourth Proportional to 167,399.94, 250,989.93 and 95,355.30

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Solution

The fourth proportional to 167,399.94, 250,989.93 and 95,355.30 is: 142,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,399.94 : 250,989.93 = 95,355.30 : x
  2. Step 2: Convert to fraction form
    167,399.94/250,989.93 = 95,355.30/x
  3. Step 3: Cross multiply
    167,399.94x = 250,989.93 × 95,355.30
  4. Step 4: Simplify right side
    167,399.94x = 23,933,220,072.13
  5. Step 5: Solve for x
    x = 23,933,220,072.13/167,399.94
  6. Step 6: Final answer
    x = 142,970.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.