Home / 179,781.77-248,099.57-99,211.62

Finding the Fourth Proportional to 179,781.77, 248,099.57 and 99,211.62

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Solution

The fourth proportional to 179,781.77, 248,099.57 and 99,211.62 is: 136,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,781.77 : 248,099.57 = 99,211.62 : x
  2. Step 2: Convert to fraction form
    179,781.77/248,099.57 = 99,211.62/x
  3. Step 3: Cross multiply
    179,781.77x = 248,099.57 × 99,211.62
  4. Step 4: Simplify right side
    179,781.77x = 24,614,359,764.95
  5. Step 5: Solve for x
    x = 24,614,359,764.95/179,781.77
  6. Step 6: Final answer
    x = 136,912.44

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1.5x scale

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.