Home / 99,504.26-137,317.53-54,183.13

Finding the Fourth Proportional to 99,504.26, 137,317.53 and 54,183.13

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Solution

The fourth proportional to 99,504.26, 137,317.53 and 54,183.13 is: 74,773.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,504.26 : 137,317.53 = 54,183.13 : x
  2. Step 2: Convert to fraction form
    99,504.26/137,317.53 = 54,183.13/x
  3. Step 3: Cross multiply
    99,504.26x = 137,317.53 × 54,183.13
  4. Step 4: Simplify right side
    99,504.26x = 7,440,293,713.69
  5. Step 5: Solve for x
    x = 7,440,293,713.69/99,504.26
  6. Step 6: Final answer
    x = 74,773.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.