Home / 53,391.57-73,679.94-29,517.77

Finding the Fourth Proportional to 53,391.57, 73,679.94 and 29,517.77

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Solution

The fourth proportional to 53,391.57, 73,679.94 and 29,517.77 is: 40,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,391.57 : 73,679.94 = 29,517.77 : x
  2. Step 2: Convert to fraction form
    53,391.57/73,679.94 = 29,517.77/x
  3. Step 3: Cross multiply
    53,391.57x = 73,679.94 × 29,517.77
  4. Step 4: Simplify right side
    53,391.57x = 2,174,867,154.13
  5. Step 5: Solve for x
    x = 2,174,867,154.13/53,391.57
  6. Step 6: Final answer
    x = 40,734.28

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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.