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Finding the Fourth Proportional to 86,469.56, 119,325.60 and 48,230.24

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Solution

The fourth proportional to 86,469.56, 119,325.60 and 48,230.24 is: 66,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,469.56 : 119,325.60 = 48,230.24 : x
  2. Step 2: Convert to fraction form
    86,469.56/119,325.60 = 48,230.24/x
  3. Step 3: Cross multiply
    86,469.56x = 119,325.60 × 48,230.24
  4. Step 4: Simplify right side
    86,469.56x = 5,755,102,326.14
  5. Step 5: Solve for x
    x = 5,755,102,326.14/86,469.56
  6. Step 6: Final answer
    x = 66,556.40

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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.