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Finding the Fourth Proportional to 101,324.53, 151,855.34 and 41,283.18

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Solution

The fourth proportional to 101,324.53, 151,855.34 and 41,283.18 is: 61,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,324.53 : 151,855.34 = 41,283.18 : x
  2. Step 2: Convert to fraction form
    101,324.53/151,855.34 = 41,283.18/x
  3. Step 3: Cross multiply
    101,324.53x = 151,855.34 × 41,283.18
  4. Step 4: Simplify right side
    101,324.53x = 6,269,071,128.77
  5. Step 5: Solve for x
    x = 6,269,071,128.77/101,324.53
  6. Step 6: Final answer
    x = 61,871.21

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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.