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Finding the Fourth Proportional to 183,294.84, 252,945.78 and 111,659.64

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Solution

The fourth proportional to 183,294.84, 252,945.78 and 111,659.64 is: 154,089.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,294.84 : 252,945.78 = 111,659.64 : x
  2. Step 2: Convert to fraction form
    183,294.84/252,945.78 = 111,659.64/x
  3. Step 3: Cross multiply
    183,294.84x = 252,945.78 × 111,659.64
  4. Step 4: Simplify right side
    183,294.84x = 28,243,834,734.32
  5. Step 5: Solve for x
    x = 28,243,834,734.32/183,294.84
  6. Step 6: Final answer
    x = 154,089.63

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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.