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Finding the Fourth Proportional to 27,826.04, 41,739.06 and 16,859

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Solution

The fourth proportional to 27,826.04, 41,739.06 and 16,859 is: 25,288.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.04 : 41,739.06 = 16,859 : x
  2. Step 2: Convert to fraction form
    27,826.04/41,739.06 = 16,859/x
  3. Step 3: Cross multiply
    27,826.04x = 41,739.06 × 16,859
  4. Step 4: Simplify right side
    27,826.04x = 703,678,812.54
  5. Step 5: Solve for x
    x = 703,678,812.54/27,826.04
  6. Step 6: Final answer
    x = 25,288.50

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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.