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Finding the Fourth Proportional to 123,240.63, 184,853.65 and 34,492.17

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Solution

The fourth proportional to 123,240.63, 184,853.65 and 34,492.17 is: 51,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,240.63 : 184,853.65 = 34,492.17 : x
  2. Step 2: Convert to fraction form
    123,240.63/184,853.65 = 34,492.17/x
  3. Step 3: Cross multiply
    123,240.63x = 184,853.65 × 34,492.17
  4. Step 4: Simplify right side
    123,240.63x = 6,376,003,520.92
  5. Step 5: Solve for x
    x = 6,376,003,520.92/123,240.63
  6. Step 6: Final answer
    x = 51,736.21

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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.