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Finding the Fourth Proportional to 11,820.66, 17,733.51 and 5,900.73

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Solution

The fourth proportional to 11,820.66, 17,733.51 and 5,900.73 is: 8,852.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,820.66 : 17,733.51 = 5,900.73 : x
  2. Step 2: Convert to fraction form
    11,820.66/17,733.51 = 5,900.73/x
  3. Step 3: Cross multiply
    11,820.66x = 17,733.51 × 5,900.73
  4. Step 4: Simplify right side
    11,820.66x = 104,640,654.46
  5. Step 5: Solve for x
    x = 104,640,654.46/11,820.66
  6. Step 6: Final answer
    x = 8,852.35

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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.