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Finding the Fourth Proportional to 179,866.44, 248,202.96 and 99,281.04

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Solution

The fourth proportional to 179,866.44, 248,202.96 and 99,281.04 is: 137,000.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,866.44 : 248,202.96 = 99,281.04 : x
  2. Step 2: Convert to fraction form
    179,866.44/248,202.96 = 99,281.04/x
  3. Step 3: Cross multiply
    179,866.44x = 248,202.96 × 99,281.04
  4. Step 4: Simplify right side
    179,866.44x = 24,641,847,999.88
  5. Step 5: Solve for x
    x = 24,641,847,999.88/179,866.44
  6. Step 6: Final answer
    x = 137,000.81

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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.