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Finding the Fourth Proportional to 15,650.01, 21,597.64 and 8,576.69

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Solution

The fourth proportional to 15,650.01, 21,597.64 and 8,576.69 is: 11,836.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,650.01 : 21,597.64 = 8,576.69 : x
  2. Step 2: Convert to fraction form
    15,650.01/21,597.64 = 8,576.69/x
  3. Step 3: Cross multiply
    15,650.01x = 21,597.64 × 8,576.69
  4. Step 4: Simplify right side
    15,650.01x = 185,236,133.58
  5. Step 5: Solve for x
    x = 185,236,133.58/15,650.01
  6. Step 6: Final answer
    x = 11,836.17

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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.