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Finding the Fourth Proportional to 8,577.56, 11,836.92 and 4,851.56

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Solution

The fourth proportional to 8,577.56, 11,836.92 and 4,851.56 is: 6,695.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.56 : 11,836.92 = 4,851.56 : x
  2. Step 2: Convert to fraction form
    8,577.56/11,836.92 = 4,851.56/x
  3. Step 3: Cross multiply
    8,577.56x = 11,836.92 × 4,851.56
  4. Step 4: Simplify right side
    8,577.56x = 57,427,527.60
  5. Step 5: Solve for x
    x = 57,427,527.60/8,577.56
  6. Step 6: Final answer
    x = 6,695.09

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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.