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Finding the Fourth Proportional to 16,552.67, 22,843.14 and 8,999.51

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Solution

The fourth proportional to 16,552.67, 22,843.14 and 8,999.51 is: 12,419.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,552.67 : 22,843.14 = 8,999.51 : x
  2. Step 2: Convert to fraction form
    16,552.67/22,843.14 = 8,999.51/x
  3. Step 3: Cross multiply
    16,552.67x = 22,843.14 × 8,999.51
  4. Step 4: Simplify right side
    16,552.67x = 205,577,088.76
  5. Step 5: Solve for x
    x = 205,577,088.76/16,552.67
  6. Step 6: Final answer
    x = 12,419.57

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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.