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Finding the Fourth Proportional to 123,043.35, 184,580.41 and 48,153.82

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Solution

The fourth proportional to 123,043.35, 184,580.41 and 48,153.82 is: 72,236.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,043.35 : 184,580.41 = 48,153.82 : x
  2. Step 2: Convert to fraction form
    123,043.35/184,580.41 = 48,153.82/x
  3. Step 3: Cross multiply
    123,043.35x = 184,580.41 × 48,153.82
  4. Step 4: Simplify right side
    123,043.35x = 8,888,251,838.67
  5. Step 5: Solve for x
    x = 8,888,251,838.67/123,043.35
  6. Step 6: Final answer
    x = 72,236.75

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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.