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Finding the Fourth Proportional to 16,901.54, 23,324.28 and 9,347.48

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Solution

The fourth proportional to 16,901.54, 23,324.28 and 9,347.48 is: 12,899.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,901.54 : 23,324.28 = 9,347.48 : x
  2. Step 2: Convert to fraction form
    16,901.54/23,324.28 = 9,347.48/x
  3. Step 3: Cross multiply
    16,901.54x = 23,324.28 × 9,347.48
  4. Step 4: Simplify right side
    16,901.54x = 218,023,240.81
  5. Step 5: Solve for x
    x = 218,023,240.81/16,901.54
  6. Step 6: Final answer
    x = 12,899.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.