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Finding the Fourth Proportional to 183,568.93, 253,324.82 and 103,003.94

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Solution

The fourth proportional to 183,568.93, 253,324.82 and 103,003.94 is: 142,145.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,568.93 : 253,324.82 = 103,003.94 : x
  2. Step 2: Convert to fraction form
    183,568.93/253,324.82 = 103,003.94/x
  3. Step 3: Cross multiply
    183,568.93x = 253,324.82 × 103,003.94
  4. Step 4: Simplify right side
    183,568.93x = 26,093,455,450.61
  5. Step 5: Solve for x
    x = 26,093,455,450.61/183,568.93
  6. Step 6: Final answer
    x = 142,145.27

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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.