Home / 89,247.03-123,161.36-48,964.52

Finding the Fourth Proportional to 89,247.03, 123,161.36 and 48,964.52

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Solution

The fourth proportional to 89,247.03, 123,161.36 and 48,964.52 is: 67,571.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247.03 : 123,161.36 = 48,964.52 : x
  2. Step 2: Convert to fraction form
    89,247.03/123,161.36 = 48,964.52/x
  3. Step 3: Cross multiply
    89,247.03x = 123,161.36 × 48,964.52
  4. Step 4: Simplify right side
    89,247.03x = 6,030,536,874.95
  5. Step 5: Solve for x
    x = 6,030,536,874.95/89,247.03
  6. Step 6: Final answer
    x = 67,571.29

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Why These Related Problems?

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