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Finding the Fourth Proportional to 133,745.68, 184,571.10 and 80,032.96

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Solution

The fourth proportional to 133,745.68, 184,571.10 and 80,032.96 is: 110,446.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,745.68 : 184,571.10 = 80,032.96 : x
  2. Step 2: Convert to fraction form
    133,745.68/184,571.10 = 80,032.96/x
  3. Step 3: Cross multiply
    133,745.68x = 184,571.10 × 80,032.96
  4. Step 4: Simplify right side
    133,745.68x = 14,771,771,463.46
  5. Step 5: Solve for x
    x = 14,771,771,463.46/133,745.68
  6. Step 6: Final answer
    x = 110,446.72

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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.