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Finding the Fourth Proportional to 58,773.62, 81,106.14 and 33,621.50

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Solution

The fourth proportional to 58,773.62, 81,106.14 and 33,621.50 is: 46,396.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,773.62 : 81,106.14 = 33,621.50 : x
  2. Step 2: Convert to fraction form
    58,773.62/81,106.14 = 33,621.50/x
  3. Step 3: Cross multiply
    58,773.62x = 81,106.14 × 33,621.50
  4. Step 4: Simplify right side
    58,773.62x = 2,726,910,086.01
  5. Step 5: Solve for x
    x = 2,726,910,086.01/58,773.62
  6. Step 6: Final answer
    x = 46,396.84

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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.