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Finding the Fourth Proportional to 15,959.36, 23,943.04 and 9,391.04

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Solution

The fourth proportional to 15,959.36, 23,943.04 and 9,391.04 is: 14,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,959.36 : 23,943.04 = 9,391.04 : x
  2. Step 2: Convert to fraction form
    15,959.36/23,943.04 = 9,391.04/x
  3. Step 3: Cross multiply
    15,959.36x = 23,943.04 × 9,391.04
  4. Step 4: Simplify right side
    15,959.36x = 224,850,046.36
  5. Step 5: Solve for x
    x = 224,850,046.36/15,959.36
  6. Step 6: Final answer
    x = 14,088.91

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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.