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Finding the Fourth Proportional to 123,035.61, 184,487.79 and 63,724.17

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Solution

The fourth proportional to 123,035.61, 184,487.79 and 63,724.17 is: 95,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,035.61 : 184,487.79 = 63,724.17 : x
  2. Step 2: Convert to fraction form
    123,035.61/184,487.79 = 63,724.17/x
  3. Step 3: Cross multiply
    123,035.61x = 184,487.79 × 63,724.17
  4. Step 4: Simplify right side
    123,035.61x = 11,756,331,292.88
  5. Step 5: Solve for x
    x = 11,756,331,292.88/123,035.61
  6. Step 6: Final answer
    x = 95,552.27

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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.