Home / 57,586.66-86,388.28-18,146.94

Finding the Fourth Proportional to 57,586.66, 86,388.28 and 18,146.94

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Solution

The fourth proportional to 57,586.66, 86,388.28 and 18,146.94 is: 27,223.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,586.66 : 86,388.28 = 18,146.94 : x
  2. Step 2: Convert to fraction form
    57,586.66/86,388.28 = 18,146.94/x
  3. Step 3: Cross multiply
    57,586.66x = 86,388.28 × 18,146.94
  4. Step 4: Simplify right side
    57,586.66x = 1,567,682,933.86
  5. Step 5: Solve for x
    x = 1,567,682,933.86/57,586.66
  6. Step 6: Final answer
    x = 27,223.02

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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.