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Finding the Fourth Proportional to 184,958.91, 255,223.76 and 107,419.41

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Solution

The fourth proportional to 184,958.91, 255,223.76 and 107,419.41 is: 148,227.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,958.91 : 255,223.76 = 107,419.41 : x
  2. Step 2: Convert to fraction form
    184,958.91/255,223.76 = 107,419.41/x
  3. Step 3: Cross multiply
    184,958.91x = 255,223.76 × 107,419.41
  4. Step 4: Simplify right side
    184,958.91x = 27,415,985,180.08
  5. Step 5: Solve for x
    x = 27,415,985,180.08/184,958.91
  6. Step 6: Final answer
    x = 148,227.44

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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.