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Finding the Fourth Proportional to 183,958.96, 276,044.86 and 77,334.48

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Solution

The fourth proportional to 183,958.96, 276,044.86 and 77,334.48 is: 116,046.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,958.96 : 276,044.86 = 77,334.48 : x
  2. Step 2: Convert to fraction form
    183,958.96/276,044.86 = 77,334.48/x
  3. Step 3: Cross multiply
    183,958.96x = 276,044.86 × 77,334.48
  4. Step 4: Simplify right side
    183,958.96x = 21,347,785,704.77
  5. Step 5: Solve for x
    x = 21,347,785,704.77/183,958.96
  6. Step 6: Final answer
    x = 116,046.46

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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.