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Finding the Fourth Proportional to 40,844.80, 61,164.80 and 32,652.80

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Solution

The fourth proportional to 40,844.80, 61,164.80 and 32,652.80 is: 48,897.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,844.80 : 61,164.80 = 32,652.80 : x
  2. Step 2: Convert to fraction form
    40,844.80/61,164.80 = 32,652.80/x
  3. Step 3: Cross multiply
    40,844.80x = 61,164.80 × 32,652.80
  4. Step 4: Simplify right side
    40,844.80x = 1,997,201,981.44
  5. Step 5: Solve for x
    x = 1,997,201,981.44/40,844.80
  6. Step 6: Final answer
    x = 48,897.34

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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.