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Finding the Fourth Proportional to 16,552.54, 22,842.95 and 8,999.38

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Solution

The fourth proportional to 16,552.54, 22,842.95 and 8,999.38 is: 12,419.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,552.54 : 22,842.95 = 8,999.38 : x
  2. Step 2: Convert to fraction form
    16,552.54/22,842.95 = 8,999.38/x
  3. Step 3: Cross multiply
    16,552.54x = 22,842.95 × 8,999.38
  4. Step 4: Simplify right side
    16,552.54x = 205,572,306.68
  5. Step 5: Solve for x
    x = 205,572,306.68/16,552.54
  6. Step 6: Final answer
    x = 12,419.38

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Half scale
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Double scale
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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.