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Finding the Fourth Proportional to 23,167.77, 34,724.77 and 10,661.54

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Solution

The fourth proportional to 23,167.77, 34,724.77 and 10,661.54 is: 15,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,167.77 : 34,724.77 = 10,661.54 : x
  2. Step 2: Convert to fraction form
    23,167.77/34,724.77 = 10,661.54/x
  3. Step 3: Cross multiply
    23,167.77x = 34,724.77 × 10,661.54
  4. Step 4: Simplify right side
    23,167.77x = 370,219,324.07
  5. Step 5: Solve for x
    x = 370,219,324.07/23,167.77
  6. Step 6: Final answer
    x = 15,979.93

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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.