Home / 57,186.56-85,782.57-27,629.25

Finding the Fourth Proportional to 57,186.56, 85,782.57 and 27,629.25

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Solution

The fourth proportional to 57,186.56, 85,782.57 and 27,629.25 is: 41,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,186.56 : 85,782.57 = 27,629.25 : x
  2. Step 2: Convert to fraction form
    57,186.56/85,782.57 = 27,629.25/x
  3. Step 3: Cross multiply
    57,186.56x = 85,782.57 × 27,629.25
  4. Step 4: Simplify right side
    57,186.56x = 2,370,108,207.11
  5. Step 5: Solve for x
    x = 2,370,108,207.11/57,186.56
  6. Step 6: Final answer
    x = 41,445.20

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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.