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Finding the Fourth Proportional to 11,652.00, 16,080.45 and 8,775.66

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Solution

The fourth proportional to 11,652.00, 16,080.45 and 8,775.66 is: 12,110.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.00 : 16,080.45 = 8,775.66 : x
  2. Step 2: Convert to fraction form
    11,652.00/16,080.45 = 8,775.66/x
  3. Step 3: Cross multiply
    11,652.00x = 16,080.45 × 8,775.66
  4. Step 4: Simplify right side
    11,652.00x = 141,116,548.15
  5. Step 5: Solve for x
    x = 141,116,548.15/11,652.00
  6. Step 6: Final answer
    x = 12,110.93

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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.