Home / 52,873.43-72,969.18-30,211.91

Finding the Fourth Proportional to 52,873.43, 72,969.18 and 30,211.91

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Solution

The fourth proportional to 52,873.43, 72,969.18 and 30,211.91 is: 41,694.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,873.43 : 72,969.18 = 30,211.91 : x
  2. Step 2: Convert to fraction form
    52,873.43/72,969.18 = 30,211.91/x
  3. Step 3: Cross multiply
    52,873.43x = 72,969.18 × 30,211.91
  4. Step 4: Simplify right side
    52,873.43x = 2,204,538,298.93
  5. Step 5: Solve for x
    x = 2,204,538,298.93/52,873.43
  6. Step 6: Final answer
    x = 41,694.63

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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.