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Finding the Fourth Proportional to 65,245.54, 97,868.32 and 15,997.54

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Solution

The fourth proportional to 65,245.54, 97,868.32 and 15,997.54 is: 23,996.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,245.54 : 97,868.32 = 15,997.54 : x
  2. Step 2: Convert to fraction form
    65,245.54/97,868.32 = 15,997.54/x
  3. Step 3: Cross multiply
    65,245.54x = 97,868.32 × 15,997.54
  4. Step 4: Simplify right side
    65,245.54x = 1,565,652,363.93
  5. Step 5: Solve for x
    x = 1,565,652,363.93/65,245.54
  6. Step 6: Final answer
    x = 23,996.31

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Similar ratio
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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.