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Finding the Fourth Proportional to 16,274.06, 22,458.15 and 8,822.06

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Solution

The fourth proportional to 16,274.06, 22,458.15 and 8,822.06 is: 12,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,274.06 : 22,458.15 = 8,822.06 : x
  2. Step 2: Convert to fraction form
    16,274.06/22,458.15 = 8,822.06/x
  3. Step 3: Cross multiply
    16,274.06x = 22,458.15 × 8,822.06
  4. Step 4: Simplify right side
    16,274.06x = 198,127,146.79
  5. Step 5: Solve for x
    x = 198,127,146.79/16,274.06
  6. Step 6: Final answer
    x = 12,174.41

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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.