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Finding the Fourth Proportional to 29,361.82, 40,463.37 and 28,822.01

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Solution

The fourth proportional to 29,361.82, 40,463.37 and 28,822.01 is: 39,719.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,361.82 : 40,463.37 = 28,822.01 : x
  2. Step 2: Convert to fraction form
    29,361.82/40,463.37 = 28,822.01/x
  3. Step 3: Cross multiply
    29,361.82x = 40,463.37 × 28,822.01
  4. Step 4: Simplify right side
    29,361.82x = 1,166,235,654.77
  5. Step 5: Solve for x
    x = 1,166,235,654.77/29,361.82
  6. Step 6: Final answer
    x = 39,719.46

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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.