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Finding the Fourth Proportional to 183,324.64, 252,965.52 and 111,678.64

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Solution

The fourth proportional to 183,324.64, 252,965.52 and 111,678.64 is: 154,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,324.64 : 252,965.52 = 111,678.64 : x
  2. Step 2: Convert to fraction form
    183,324.64/252,965.52 = 111,678.64/x
  3. Step 3: Cross multiply
    183,324.64x = 252,965.52 × 111,678.64
  4. Step 4: Simplify right side
    183,324.64x = 28,250,845,240.49
  5. Step 5: Solve for x
    x = 28,250,845,240.49/183,324.64
  6. Step 6: Final answer
    x = 154,102.83

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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.