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Finding the Fourth Proportional to 133,810.66, 184,658.96 and 73,381.73

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Solution

The fourth proportional to 133,810.66, 184,658.96 and 73,381.73 is: 101,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,810.66 : 184,658.96 = 73,381.73 : x
  2. Step 2: Convert to fraction form
    133,810.66/184,658.96 = 73,381.73/x
  3. Step 3: Cross multiply
    133,810.66x = 184,658.96 × 73,381.73
  4. Step 4: Simplify right side
    133,810.66x = 13,550,593,204.96
  5. Step 5: Solve for x
    x = 13,550,593,204.96/133,810.66
  6. Step 6: Final answer
    x = 101,266.92

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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.