Home / 89,202.36-123,104.70-51,479.04

Finding the Fourth Proportional to 89,202.36, 123,104.70 and 51,479.04

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Solution

The fourth proportional to 89,202.36, 123,104.70 and 51,479.04 is: 71,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,202.36 : 123,104.70 = 51,479.04 : x
  2. Step 2: Convert to fraction form
    89,202.36/123,104.70 = 51,479.04/x
  3. Step 3: Cross multiply
    89,202.36x = 123,104.70 × 51,479.04
  4. Step 4: Simplify right side
    89,202.36x = 6,337,311,775.49
  5. Step 5: Solve for x
    x = 6,337,311,775.49/89,202.36
  6. Step 6: Final answer
    x = 71,044.22

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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.