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Finding the Fourth Proportional to 33,992.92, 46,911.80 and 18,885.60

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Solution

The fourth proportional to 33,992.92, 46,911.80 and 18,885.60 is: 26,063.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,992.92 : 46,911.80 = 18,885.60 : x
  2. Step 2: Convert to fraction form
    33,992.92/46,911.80 = 18,885.60/x
  3. Step 3: Cross multiply
    33,992.92x = 46,911.80 × 18,885.60
  4. Step 4: Simplify right side
    33,992.92x = 885,957,490.08
  5. Step 5: Solve for x
    x = 885,957,490.08/33,992.92
  6. Step 6: Final answer
    x = 26,063.00

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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.