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Finding the Fourth Proportional to 16,250.49, 22,425.67 and 8,798.49

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Solution

The fourth proportional to 16,250.49, 22,425.67 and 8,798.49 is: 12,141.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,250.49 : 22,425.67 = 8,798.49 : x
  2. Step 2: Convert to fraction form
    16,250.49/22,425.67 = 8,798.49/x
  3. Step 3: Cross multiply
    16,250.49x = 22,425.67 × 8,798.49
  4. Step 4: Simplify right side
    16,250.49x = 197,312,044.24
  5. Step 5: Solve for x
    x = 197,312,044.24/16,250.49
  6. Step 6: Final answer
    x = 12,141.91

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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.