Home / 48,286.20-72,429.30-16,696.20

Finding the Fourth Proportional to 48,286.20, 72,429.30 and 16,696.20

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Solution

The fourth proportional to 48,286.20, 72,429.30 and 16,696.20 is: 25,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,286.20 : 72,429.30 = 16,696.20 : x
  2. Step 2: Convert to fraction form
    48,286.20/72,429.30 = 16,696.20/x
  3. Step 3: Cross multiply
    48,286.20x = 72,429.30 × 16,696.20
  4. Step 4: Simplify right side
    48,286.20x = 1,209,294,078.66
  5. Step 5: Solve for x
    x = 1,209,294,078.66/48,286.20
  6. Step 6: Final answer
    x = 25,044.30

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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.