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Finding the Fourth Proportional to 19,096.86, 26,353.86 and 11,029.92

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Solution

The fourth proportional to 19,096.86, 26,353.86 and 11,029.92 is: 15,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,096.86 : 26,353.86 = 11,029.92 : x
  2. Step 2: Convert to fraction form
    19,096.86/26,353.86 = 11,029.92/x
  3. Step 3: Cross multiply
    19,096.86x = 26,353.86 × 11,029.92
  4. Step 4: Simplify right side
    19,096.86x = 290,680,967.49
  5. Step 5: Solve for x
    x = 290,680,967.49/19,096.86
  6. Step 6: Final answer
    x = 15,221.40

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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.