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Finding the Fourth Proportional to 15,963.66, 23,939.73 and 6,730.38

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Solution

The fourth proportional to 15,963.66, 23,939.73 and 6,730.38 is: 10,093.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,963.66 : 23,939.73 = 6,730.38 : x
  2. Step 2: Convert to fraction form
    15,963.66/23,939.73 = 6,730.38/x
  3. Step 3: Cross multiply
    15,963.66x = 23,939.73 × 6,730.38
  4. Step 4: Simplify right side
    15,963.66x = 161,123,480.00
  5. Step 5: Solve for x
    x = 161,123,480.00/15,963.66
  6. Step 6: Final answer
    x = 10,093.14

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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.