Home / 56,121.12-84,096.56-41,259.28

Finding the Fourth Proportional to 56,121.12, 84,096.56 and 41,259.28

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Solution

The fourth proportional to 56,121.12, 84,096.56 and 41,259.28 is: 61,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,121.12 : 84,096.56 = 41,259.28 : x
  2. Step 2: Convert to fraction form
    56,121.12/84,096.56 = 41,259.28/x
  3. Step 3: Cross multiply
    56,121.12x = 84,096.56 × 41,259.28
  4. Step 4: Simplify right side
    56,121.12x = 3,469,763,516.08
  5. Step 5: Solve for x
    x = 3,469,763,516.08/56,121.12
  6. Step 6: Final answer
    x = 61,826.34

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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.