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Finding the Fourth Proportional to 16,671.96, 24,980.25 and 11,731.23

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Solution

The fourth proportional to 16,671.96, 24,980.25 and 11,731.23 is: 17,577.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.96 : 24,980.25 = 11,731.23 : x
  2. Step 2: Convert to fraction form
    16,671.96/24,980.25 = 11,731.23/x
  3. Step 3: Cross multiply
    16,671.96x = 24,980.25 × 11,731.23
  4. Step 4: Simplify right side
    16,671.96x = 293,049,058.21
  5. Step 5: Solve for x
    x = 293,049,058.21/16,671.96
  6. Step 6: Final answer
    x = 17,577.36

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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.