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Finding the Fourth Proportional to 15,324.79, 22,981.18 and 5,963.57

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Solution

The fourth proportional to 15,324.79, 22,981.18 and 5,963.57 is: 8,943.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,324.79 : 22,981.18 = 5,963.57 : x
  2. Step 2: Convert to fraction form
    15,324.79/22,981.18 = 5,963.57/x
  3. Step 3: Cross multiply
    15,324.79x = 22,981.18 × 5,963.57
  4. Step 4: Simplify right side
    15,324.79x = 137,049,745.80
  5. Step 5: Solve for x
    x = 137,049,745.80/15,324.79
  6. Step 6: Final answer
    x = 8,943.01

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1.5x scale

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.