Home / 55,544.78-83,301.24-18,108.14

Finding the Fourth Proportional to 55,544.78, 83,301.24 and 18,108.14

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Solution

The fourth proportional to 55,544.78, 83,301.24 and 18,108.14 is: 27,157.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,544.78 : 83,301.24 = 18,108.14 : x
  2. Step 2: Convert to fraction form
    55,544.78/83,301.24 = 18,108.14/x
  3. Step 3: Cross multiply
    55,544.78x = 83,301.24 × 18,108.14
  4. Step 4: Simplify right side
    55,544.78x = 1,508,430,516.09
  5. Step 5: Solve for x
    x = 1,508,430,516.09/55,544.78
  6. Step 6: Final answer
    x = 27,157.02

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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.