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Finding the Fourth Proportional to 23,601.96, 35,408.70 and 7,185.96

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Solution

The fourth proportional to 23,601.96, 35,408.70 and 7,185.96 is: 10,780.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,601.96 : 35,408.70 = 7,185.96 : x
  2. Step 2: Convert to fraction form
    23,601.96/35,408.70 = 7,185.96/x
  3. Step 3: Cross multiply
    23,601.96x = 35,408.70 × 7,185.96
  4. Step 4: Simplify right side
    23,601.96x = 254,445,501.85
  5. Step 5: Solve for x
    x = 254,445,501.85/23,601.96
  6. Step 6: Final answer
    x = 10,780.69

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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.