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Finding the Fourth Proportional to 47,110.60, 70,629.90 and 23,753.80

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Solution

The fourth proportional to 47,110.60, 70,629.90 and 23,753.80 is: 35,612.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,110.60 : 70,629.90 = 23,753.80 : x
  2. Step 2: Convert to fraction form
    47,110.60/70,629.90 = 23,753.80/x
  3. Step 3: Cross multiply
    47,110.60x = 70,629.90 × 23,753.80
  4. Step 4: Simplify right side
    47,110.60x = 1,677,728,518.62
  5. Step 5: Solve for x
    x = 1,677,728,518.62/47,110.60
  6. Step 6: Final answer
    x = 35,612.55

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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.