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Finding the Fourth Proportional to 15,959.73, 23,940.49 and 4,866.78

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Solution

The fourth proportional to 15,959.73, 23,940.49 and 4,866.78 is: 7,300.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,959.73 : 23,940.49 = 4,866.78 : x
  2. Step 2: Convert to fraction form
    15,959.73/23,940.49 = 4,866.78/x
  3. Step 3: Cross multiply
    15,959.73x = 23,940.49 × 4,866.78
  4. Step 4: Simplify right side
    15,959.73x = 116,513,097.92
  5. Step 5: Solve for x
    x = 116,513,097.92/15,959.73
  6. Step 6: Final answer
    x = 7,300.44

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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.