Home / 57,256.96-85,874.49-17,814.55

Finding the Fourth Proportional to 57,256.96, 85,874.49 and 17,814.55

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Solution

The fourth proportional to 57,256.96, 85,874.49 and 17,814.55 is: 26,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,256.96 : 85,874.49 = 17,814.55 : x
  2. Step 2: Convert to fraction form
    57,256.96/85,874.49 = 17,814.55/x
  3. Step 3: Cross multiply
    57,256.96x = 85,874.49 × 17,814.55
  4. Step 4: Simplify right side
    57,256.96x = 1,529,815,395.83
  5. Step 5: Solve for x
    x = 1,529,815,395.83/57,256.96
  6. Step 6: Final answer
    x = 26,718.42

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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.