Home / 51,857.22-77,785.32-23,769.30

Finding the Fourth Proportional to 51,857.22, 77,785.32 and 23,769.30

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Solution

The fourth proportional to 51,857.22, 77,785.32 and 23,769.30 is: 35,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,857.22 : 77,785.32 = 23,769.30 : x
  2. Step 2: Convert to fraction form
    51,857.22/77,785.32 = 23,769.30/x
  3. Step 3: Cross multiply
    51,857.22x = 77,785.32 × 23,769.30
  4. Step 4: Simplify right side
    51,857.22x = 1,848,902,606.68
  5. Step 5: Solve for x
    x = 1,848,902,606.68/51,857.22
  6. Step 6: Final answer
    x = 35,653.72

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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.