Home / 43,691.53-65,537.47-13,296.96

Finding the Fourth Proportional to 43,691.53, 65,537.47 and 13,296.96

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Solution

The fourth proportional to 43,691.53, 65,537.47 and 13,296.96 is: 19,945.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,691.53 : 65,537.47 = 13,296.96 : x
  2. Step 2: Convert to fraction form
    43,691.53/65,537.47 = 13,296.96/x
  3. Step 3: Cross multiply
    43,691.53x = 65,537.47 × 13,296.96
  4. Step 4: Simplify right side
    43,691.53x = 871,449,117.09
  5. Step 5: Solve for x
    x = 871,449,117.09/43,691.53
  6. Step 6: Final answer
    x = 19,945.49

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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.