Home / 51,541.92-77,174.33-32,720.09

Finding the Fourth Proportional to 51,541.92, 77,174.33 and 32,720.09

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Solution

The fourth proportional to 51,541.92, 77,174.33 and 32,720.09 is: 48,992.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,541.92 : 77,174.33 = 32,720.09 : x
  2. Step 2: Convert to fraction form
    51,541.92/77,174.33 = 32,720.09/x
  3. Step 3: Cross multiply
    51,541.92x = 77,174.33 × 32,720.09
  4. Step 4: Simplify right side
    51,541.92x = 2,525,150,473.82
  5. Step 5: Solve for x
    x = 2,525,150,473.82/51,541.92
  6. Step 6: Final answer
    x = 48,992.17

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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.