Home / 180,825.02-271,200.42-68,466.56

Finding the Fourth Proportional to 180,825.02, 271,200.42 and 68,466.56

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Solution

The fourth proportional to 180,825.02, 271,200.42 and 68,466.56 is: 102,685.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,825.02 : 271,200.42 = 68,466.56 : x
  2. Step 2: Convert to fraction form
    180,825.02/271,200.42 = 68,466.56/x
  3. Step 3: Cross multiply
    180,825.02x = 271,200.42 × 68,466.56
  4. Step 4: Simplify right side
    180,825.02x = 18,568,159,827.96
  5. Step 5: Solve for x
    x = 18,568,159,827.96/180,825.02
  6. Step 6: Final answer
    x = 102,685.79

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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.