Home / 58,640.27-87,960.38-23,571.72

Finding the Fourth Proportional to 58,640.27, 87,960.38 and 23,571.72

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Solution

The fourth proportional to 58,640.27, 87,960.38 and 23,571.72 is: 35,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,640.27 : 87,960.38 = 23,571.72 : x
  2. Step 2: Convert to fraction form
    58,640.27/87,960.38 = 23,571.72/x
  3. Step 3: Cross multiply
    58,640.27x = 87,960.38 × 23,571.72
  4. Step 4: Simplify right side
    58,640.27x = 2,073,377,330.60
  5. Step 5: Solve for x
    x = 2,073,377,330.60/58,640.27
  6. Step 6: Final answer
    x = 35,357.57

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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.