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Finding the Fourth Proportional to 183,343.84, 275,094.77 and 99,163.28

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Solution

The fourth proportional to 183,343.84, 275,094.77 and 99,163.28 is: 148,787.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,343.84 : 275,094.77 = 99,163.28 : x
  2. Step 2: Convert to fraction form
    183,343.84/275,094.77 = 99,163.28/x
  3. Step 3: Cross multiply
    183,343.84x = 275,094.77 × 99,163.28
  4. Step 4: Simplify right side
    183,343.84x = 27,279,297,832.76
  5. Step 5: Solve for x
    x = 27,279,297,832.76/183,343.84
  6. Step 6: Final answer
    x = 148,787.64

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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.