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Finding the Fourth Proportional to 26,520.16, 39,775.92 and 8,052.16

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Solution

The fourth proportional to 26,520.16, 39,775.92 and 8,052.16 is: 12,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,520.16 : 39,775.92 = 8,052.16 : x
  2. Step 2: Convert to fraction form
    26,520.16/39,775.92 = 8,052.16/x
  3. Step 3: Cross multiply
    26,520.16x = 39,775.92 × 8,052.16
  4. Step 4: Simplify right side
    26,520.16x = 320,282,071.99
  5. Step 5: Solve for x
    x = 320,282,071.99/26,520.16
  6. Step 6: Final answer
    x = 12,076.93

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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.