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Finding the Fourth Proportional to 8,551.08, 11,773.28 and 7,541.95

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Solution

The fourth proportional to 8,551.08, 11,773.28 and 7,541.95 is: 10,383.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.08 : 11,773.28 = 7,541.95 : x
  2. Step 2: Convert to fraction form
    8,551.08/11,773.28 = 7,541.95/x
  3. Step 3: Cross multiply
    8,551.08x = 11,773.28 × 7,541.95
  4. Step 4: Simplify right side
    8,551.08x = 88,793,437.57
  5. Step 5: Solve for x
    x = 88,793,437.57/8,551.08
  6. Step 6: Final answer
    x = 10,383.88

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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.