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Finding the Fourth Proportional to 16,256.51, 22,433.87 and 8,804.51

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Solution

The fourth proportional to 16,256.51, 22,433.87 and 8,804.51 is: 12,150.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,256.51 : 22,433.87 = 8,804.51 : x
  2. Step 2: Convert to fraction form
    16,256.51/22,433.87 = 8,804.51/x
  3. Step 3: Cross multiply
    16,256.51x = 22,433.87 × 8,804.51
  4. Step 4: Simplify right side
    16,256.51x = 197,519,188.73
  5. Step 5: Solve for x
    x = 197,519,188.73/16,256.51
  6. Step 6: Final answer
    x = 12,150.16

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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.