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Finding the Fourth Proportional to 32,466.60, 48,623.10 and 22,021.80

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Solution

The fourth proportional to 32,466.60, 48,623.10 and 22,021.80 is: 32,980.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,466.60 : 48,623.10 = 22,021.80 : x
  2. Step 2: Convert to fraction form
    32,466.60/48,623.10 = 22,021.80/x
  3. Step 3: Cross multiply
    32,466.60x = 48,623.10 × 22,021.80
  4. Step 4: Simplify right side
    32,466.60x = 1,070,768,183.58
  5. Step 5: Solve for x
    x = 1,070,768,183.58/32,466.60
  6. Step 6: Final answer
    x = 32,980.61

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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.