Home / 43,537.53-65,302.54-30,834.78

Finding the Fourth Proportional to 43,537.53, 65,302.54 and 30,834.78

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Solution

The fourth proportional to 43,537.53, 65,302.54 and 30,834.78 is: 46,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,537.53 : 65,302.54 = 30,834.78 : x
  2. Step 2: Convert to fraction form
    43,537.53/65,302.54 = 30,834.78/x
  3. Step 3: Cross multiply
    43,537.53x = 65,302.54 × 30,834.78
  4. Step 4: Simplify right side
    43,537.53x = 2,013,589,132.37
  5. Step 5: Solve for x
    x = 2,013,589,132.37/43,537.53
  6. Step 6: Final answer
    x = 46,249.50

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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.