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Finding the Fourth Proportional to 17,725.56, 26,600.40 and 7,337.40

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Solution

The fourth proportional to 17,725.56, 26,600.40 and 7,337.40 is: 11,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.56 : 26,600.40 = 7,337.40 : x
  2. Step 2: Convert to fraction form
    17,725.56/26,600.40 = 7,337.40/x
  3. Step 3: Cross multiply
    17,725.56x = 26,600.40 × 7,337.40
  4. Step 4: Simplify right side
    17,725.56x = 195,177,774.96
  5. Step 5: Solve for x
    x = 195,177,774.96/17,725.56
  6. Step 6: Final answer
    x = 11,011.09

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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.