Home / 57,286.04-85,894.54-25,690.38

Finding the Fourth Proportional to 57,286.04, 85,894.54 and 25,690.38

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Solution

The fourth proportional to 57,286.04, 85,894.54 and 25,690.38 is: 38,520.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,286.04 : 85,894.54 = 25,690.38 : x
  2. Step 2: Convert to fraction form
    57,286.04/85,894.54 = 25,690.38/x
  3. Step 3: Cross multiply
    57,286.04x = 85,894.54 × 25,690.38
  4. Step 4: Simplify right side
    57,286.04x = 2,206,663,372.53
  5. Step 5: Solve for x
    x = 2,206,663,372.53/57,286.04
  6. Step 6: Final answer
    x = 38,520.09

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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.