Home / 233,284.56-321,821.82-137,727.24

Finding the Fourth Proportional to 233,284.56, 321,821.82 and 137,727.24

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Solution

The fourth proportional to 233,284.56, 321,821.82 and 137,727.24 is: 189,998.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,284.56 : 321,821.82 = 137,727.24 : x
  2. Step 2: Convert to fraction form
    233,284.56/321,821.82 = 137,727.24/x
  3. Step 3: Cross multiply
    233,284.56x = 321,821.82 × 137,727.24
  4. Step 4: Simplify right side
    233,284.56x = 44,323,631,040.38
  5. Step 5: Solve for x
    x = 44,323,631,040.38/233,284.56
  6. Step 6: Final answer
    x = 189,998.13

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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.