Home / 233,163.05-321,736.43-147,089.55

Finding the Fourth Proportional to 233,163.05, 321,736.43 and 147,089.55

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Solution

The fourth proportional to 233,163.05, 321,736.43 and 147,089.55 is: 202,965.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,163.05 : 321,736.43 = 147,089.55 : x
  2. Step 2: Convert to fraction form
    233,163.05/321,736.43 = 147,089.55/x
  3. Step 3: Cross multiply
    233,163.05x = 321,736.43 × 147,089.55
  4. Step 4: Simplify right side
    233,163.05x = 47,324,065,971.86
  5. Step 5: Solve for x
    x = 47,324,065,971.86/233,163.05
  6. Step 6: Final answer
    x = 202,965.55

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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.