Home / 51,255.56-76,876.04-23,207.28

Finding the Fourth Proportional to 51,255.56, 76,876.04 and 23,207.28

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Solution

The fourth proportional to 51,255.56, 76,876.04 and 23,207.28 is: 34,807.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,255.56 : 76,876.04 = 23,207.28 : x
  2. Step 2: Convert to fraction form
    51,255.56/76,876.04 = 23,207.28/x
  3. Step 3: Cross multiply
    51,255.56x = 76,876.04 × 23,207.28
  4. Step 4: Simplify right side
    51,255.56x = 1,784,083,785.57
  5. Step 5: Solve for x
    x = 1,784,083,785.57/51,255.56
  6. Step 6: Final answer
    x = 34,807.61

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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.