Home / 120,062.30-180,086.94-60,896.43

Finding the Fourth Proportional to 120,062.30, 180,086.94 and 60,896.43

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Solution

The fourth proportional to 120,062.30, 180,086.94 and 60,896.43 is: 91,341.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,062.30 : 180,086.94 = 60,896.43 : x
  2. Step 2: Convert to fraction form
    120,062.30/180,086.94 = 60,896.43/x
  3. Step 3: Cross multiply
    120,062.30x = 180,086.94 × 60,896.43
  4. Step 4: Simplify right side
    120,062.30x = 10,966,651,735.62
  5. Step 5: Solve for x
    x = 10,966,651,735.62/120,062.30
  6. Step 6: Final answer
    x = 91,341.35

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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.