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Finding the Fourth Proportional to 16,618.70, 24,753 and 16,272.63

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Solution

The fourth proportional to 16,618.70, 24,753 and 16,272.63 is: 24,237.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.70 : 24,753 = 16,272.63 : x
  2. Step 2: Convert to fraction form
    16,618.70/24,753 = 16,272.63/x
  3. Step 3: Cross multiply
    16,618.70x = 24,753 × 16,272.63
  4. Step 4: Simplify right side
    16,618.70x = 402,796,410.39
  5. Step 5: Solve for x
    x = 402,796,410.39/16,618.70
  6. Step 6: Final answer
    x = 24,237.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.