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Finding the Fourth Proportional to 16,703, 23,043.78 and 11,040.44

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Solution

The fourth proportional to 16,703, 23,043.78 and 11,040.44 is: 15,231.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703 : 23,043.78 = 11,040.44 : x
  2. Step 2: Convert to fraction form
    16,703/23,043.78 = 11,040.44/x
  3. Step 3: Cross multiply
    16,703x = 23,043.78 × 11,040.44
  4. Step 4: Simplify right side
    16,703x = 254,413,470.46
  5. Step 5: Solve for x
    x = 254,413,470.46/16,703
  6. Step 6: Final answer
    x = 15,231.60

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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.