Home / 49,408.67-74,103.15-17,817.86

Finding the Fourth Proportional to 49,408.67, 74,103.15 and 17,817.86

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Solution

The fourth proportional to 49,408.67, 74,103.15 and 17,817.86 is: 26,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,408.67 : 74,103.15 = 17,817.86 : x
  2. Step 2: Convert to fraction form
    49,408.67/74,103.15 = 17,817.86/x
  3. Step 3: Cross multiply
    49,408.67x = 74,103.15 × 17,817.86
  4. Step 4: Simplify right side
    49,408.67x = 1,320,359,552.26
  5. Step 5: Solve for x
    x = 1,320,359,552.26/49,408.67
  6. Step 6: Final answer
    x = 26,723.24

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1.5x scale

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.