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Finding the Fourth Proportional to 14,799, 22,201.20 and 8,948.64

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Solution

The fourth proportional to 14,799, 22,201.20 and 8,948.64 is: 13,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,799 : 22,201.20 = 8,948.64 : x
  2. Step 2: Convert to fraction form
    14,799/22,201.20 = 8,948.64/x
  3. Step 3: Cross multiply
    14,799x = 22,201.20 × 8,948.64
  4. Step 4: Simplify right side
    14,799x = 198,670,546.37
  5. Step 5: Solve for x
    x = 198,670,546.37/14,799
  6. Step 6: Final answer
    x = 13,424.59

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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.