Home / 48,622.99-72,963.18-20,541.22

Finding the Fourth Proportional to 48,622.99, 72,963.18 and 20,541.22

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Solution

The fourth proportional to 48,622.99, 72,963.18 and 20,541.22 is: 30,823.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,622.99 : 72,963.18 = 20,541.22 : x
  2. Step 2: Convert to fraction form
    48,622.99/72,963.18 = 20,541.22/x
  3. Step 3: Cross multiply
    48,622.99x = 72,963.18 × 20,541.22
  4. Step 4: Simplify right side
    48,622.99x = 1,498,752,732.28
  5. Step 5: Solve for x
    x = 1,498,752,732.28/48,622.99
  6. Step 6: Final answer
    x = 30,823.95

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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.