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Finding the Fourth Proportional to 16,628.63, 24,944 and 6,762.51

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Solution

The fourth proportional to 16,628.63, 24,944 and 6,762.51 is: 10,144.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,628.63 : 24,944 = 6,762.51 : x
  2. Step 2: Convert to fraction form
    16,628.63/24,944 = 6,762.51/x
  3. Step 3: Cross multiply
    16,628.63x = 24,944 × 6,762.51
  4. Step 4: Simplify right side
    16,628.63x = 168,684,049.44
  5. Step 5: Solve for x
    x = 168,684,049.44/16,628.63
  6. Step 6: Final answer
    x = 10,144.19

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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.