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Finding the Fourth Proportional to 15,963.93, 23,948.73 and 5,433.42

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Solution

The fourth proportional to 15,963.93, 23,948.73 and 5,433.42 is: 8,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,963.93 : 23,948.73 = 5,433.42 : x
  2. Step 2: Convert to fraction form
    15,963.93/23,948.73 = 5,433.42/x
  3. Step 3: Cross multiply
    15,963.93x = 23,948.73 × 5,433.42
  4. Step 4: Simplify right side
    15,963.93x = 130,123,508.56
  5. Step 5: Solve for x
    x = 130,123,508.56/15,963.93
  6. Step 6: Final answer
    x = 8,151.09

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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.