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Finding the Fourth Proportional to 133,785.12, 184,622.03 and 73,355.57

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Solution

The fourth proportional to 133,785.12, 184,622.03 and 73,355.57 is: 101,229.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,785.12 : 184,622.03 = 73,355.57 : x
  2. Step 2: Convert to fraction form
    133,785.12/184,622.03 = 73,355.57/x
  3. Step 3: Cross multiply
    133,785.12x = 184,622.03 × 73,355.57
  4. Step 4: Simplify right side
    133,785.12x = 13,543,055,373.86
  5. Step 5: Solve for x
    x = 13,543,055,373.86/133,785.12
  6. Step 6: Final answer
    x = 101,229.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.