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Finding the Fourth Proportional to 133,591.35, 184,355.69 and 73,165.76

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Solution

The fourth proportional to 133,591.35, 184,355.69 and 73,165.76 is: 100,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,591.35 : 184,355.69 = 73,165.76 : x
  2. Step 2: Convert to fraction form
    133,591.35/184,355.69 = 73,165.76/x
  3. Step 3: Cross multiply
    133,591.35x = 184,355.69 × 73,165.76
  4. Step 4: Simplify right side
    133,591.35x = 13,488,522,881.57
  5. Step 5: Solve for x
    x = 13,488,522,881.57/133,591.35
  6. Step 6: Final answer
    x = 100,968.53

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1.5x scale

Why These Related Problems?

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