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Finding the Fourth Proportional to 184,355.54, 254,415.57 and 103,786.11

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Solution

The fourth proportional to 184,355.54, 254,415.57 and 103,786.11 is: 143,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,355.54 : 254,415.57 = 103,786.11 : x
  2. Step 2: Convert to fraction form
    184,355.54/254,415.57 = 103,786.11/x
  3. Step 3: Cross multiply
    184,355.54x = 254,415.57 × 103,786.11
  4. Step 4: Simplify right side
    184,355.54x = 26,404,801,814.80
  5. Step 5: Solve for x
    x = 26,404,801,814.80/184,355.54
  6. Step 6: Final answer
    x = 143,227.60

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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.