Home / 80,151.22-120,243.99-23,995.66

Finding the Fourth Proportional to 80,151.22, 120,243.99 and 23,995.66

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Solution

The fourth proportional to 80,151.22, 120,243.99 and 23,995.66 is: 35,998.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,151.22 : 120,243.99 = 23,995.66 : x
  2. Step 2: Convert to fraction form
    80,151.22/120,243.99 = 23,995.66/x
  3. Step 3: Cross multiply
    80,151.22x = 120,243.99 × 23,995.66
  4. Step 4: Simplify right side
    80,151.22x = 2,885,333,901.08
  5. Step 5: Solve for x
    x = 2,885,333,901.08/80,151.22
  6. Step 6: Final answer
    x = 35,998.63

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1.5x scale

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.