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Finding the Fourth Proportional to 122,887.62, 184,187.58 and 46,936.38

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Solution

The fourth proportional to 122,887.62, 184,187.58 and 46,936.38 is: 70,349.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,887.62 : 184,187.58 = 46,936.38 : x
  2. Step 2: Convert to fraction form
    122,887.62/184,187.58 = 46,936.38/x
  3. Step 3: Cross multiply
    122,887.62x = 184,187.58 × 46,936.38
  4. Step 4: Simplify right side
    122,887.62x = 8,645,098,246.16
  5. Step 5: Solve for x
    x = 8,645,098,246.16/122,887.62
  6. Step 6: Final answer
    x = 70,349.63

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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.