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Finding the Fourth Proportional to 22,894.60, 34,341.90 and 11,201.80

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Solution

The fourth proportional to 22,894.60, 34,341.90 and 11,201.80 is: 16,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,894.60 : 34,341.90 = 11,201.80 : x
  2. Step 2: Convert to fraction form
    22,894.60/34,341.90 = 11,201.80/x
  3. Step 3: Cross multiply
    22,894.60x = 34,341.90 × 11,201.80
  4. Step 4: Simplify right side
    22,894.60x = 384,691,095.42
  5. Step 5: Solve for x
    x = 384,691,095.42/22,894.60
  6. Step 6: Final answer
    x = 16,802.70

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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.