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Finding the Fourth Proportional to 123,318.68, 184,978.11 and 29,824.52

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Solution

The fourth proportional to 123,318.68, 184,978.11 and 29,824.52 is: 44,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,318.68 : 184,978.11 = 29,824.52 : x
  2. Step 2: Convert to fraction form
    123,318.68/184,978.11 = 29,824.52/x
  3. Step 3: Cross multiply
    123,318.68x = 184,978.11 × 29,824.52
  4. Step 4: Simplify right side
    123,318.68x = 5,516,883,341.26
  5. Step 5: Solve for x
    x = 5,516,883,341.26/123,318.68
  6. Step 6: Final answer
    x = 44,736.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.