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Finding the Fourth Proportional to 17,353.92, 23,932.02 and 11,390.76

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Solution

The fourth proportional to 17,353.92, 23,932.02 and 11,390.76 is: 15,708.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,353.92 : 23,932.02 = 11,390.76 : x
  2. Step 2: Convert to fraction form
    17,353.92/23,932.02 = 11,390.76/x
  3. Step 3: Cross multiply
    17,353.92x = 23,932.02 × 11,390.76
  4. Step 4: Simplify right side
    17,353.92x = 272,603,896.14
  5. Step 5: Solve for x
    x = 272,603,896.14/17,353.92
  6. Step 6: Final answer
    x = 15,708.49

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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.