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Finding the Fourth Proportional to 18,050.72, 24,863.73 and 12,736.22

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Solution

The fourth proportional to 18,050.72, 24,863.73 and 12,736.22 is: 17,543.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,050.72 : 24,863.73 = 12,736.22 : x
  2. Step 2: Convert to fraction form
    18,050.72/24,863.73 = 12,736.22/x
  3. Step 3: Cross multiply
    18,050.72x = 24,863.73 × 12,736.22
  4. Step 4: Simplify right side
    18,050.72x = 316,669,935.30
  5. Step 5: Solve for x
    x = 316,669,935.30/18,050.72
  6. Step 6: Final answer
    x = 17,543.34

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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.