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Finding the Fourth Proportional to 167,449.80, 251,145.90 and 62,214.60

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Solution

The fourth proportional to 167,449.80, 251,145.90 and 62,214.60 is: 93,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,449.80 : 251,145.90 = 62,214.60 : x
  2. Step 2: Convert to fraction form
    167,449.80/251,145.90 = 62,214.60/x
  3. Step 3: Cross multiply
    167,449.80x = 251,145.90 × 62,214.60
  4. Step 4: Simplify right side
    167,449.80x = 15,624,941,710.14
  5. Step 5: Solve for x
    x = 15,624,941,710.14/167,449.80
  6. Step 6: Final answer
    x = 93,311.20

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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.