Home / 79,523.78-119,286.18-23,363.66

Finding the Fourth Proportional to 79,523.78, 119,286.18 and 23,363.66

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Solution

The fourth proportional to 79,523.78, 119,286.18 and 23,363.66 is: 35,045.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,523.78 : 119,286.18 = 23,363.66 : x
  2. Step 2: Convert to fraction form
    79,523.78/119,286.18 = 23,363.66/x
  3. Step 3: Cross multiply
    79,523.78x = 119,286.18 × 23,363.66
  4. Step 4: Simplify right side
    79,523.78x = 2,786,961,752.22
  5. Step 5: Solve for x
    x = 2,786,961,752.22/79,523.78
  6. Step 6: Final answer
    x = 35,045.64

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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.