Home / 48,934.39-73,429.30-20,851.49

Finding the Fourth Proportional to 48,934.39, 73,429.30 and 20,851.49

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Solution

The fourth proportional to 48,934.39, 73,429.30 and 20,851.49 is: 31,289.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,934.39 : 73,429.30 = 20,851.49 : x
  2. Step 2: Convert to fraction form
    48,934.39/73,429.30 = 20,851.49/x
  3. Step 3: Cross multiply
    48,934.39x = 73,429.30 × 20,851.49
  4. Step 4: Simplify right side
    48,934.39x = 1,531,110,314.66
  5. Step 5: Solve for x
    x = 1,531,110,314.66/48,934.39
  6. Step 6: Final answer
    x = 31,289.04

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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.