Home / 134,179.82-185,153.28-80,467.10

Finding the Fourth Proportional to 134,179.82, 185,153.28 and 80,467.10

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Solution

The fourth proportional to 134,179.82, 185,153.28 and 80,467.10 is: 111,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,179.82 : 185,153.28 = 80,467.10 : x
  2. Step 2: Convert to fraction form
    134,179.82/185,153.28 = 80,467.10/x
  3. Step 3: Cross multiply
    134,179.82x = 185,153.28 × 80,467.10
  4. Step 4: Simplify right side
    134,179.82x = 14,898,747,497.09
  5. Step 5: Solve for x
    x = 14,898,747,497.09/134,179.82
  6. Step 6: Final answer
    x = 111,035.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.