Home / 179,847.50-248,203.30-99,290.56

Finding the Fourth Proportional to 179,847.50, 248,203.30 and 99,290.56

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Solution

The fourth proportional to 179,847.50, 248,203.30 and 99,290.56 is: 137,028.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,847.50 : 248,203.30 = 99,290.56 : x
  2. Step 2: Convert to fraction form
    179,847.50/248,203.30 = 99,290.56/x
  3. Step 3: Cross multiply
    179,847.50x = 248,203.30 × 99,290.56
  4. Step 4: Simplify right side
    179,847.50x = 24,644,244,650.85
  5. Step 5: Solve for x
    x = 24,644,244,650.85/179,847.50
  6. Step 6: Final answer
    x = 137,028.56

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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.