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Finding the Fourth Proportional to 133,863.31, 184,728.15 and 73,433.41

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Solution

The fourth proportional to 133,863.31, 184,728.15 and 73,433.41 is: 101,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,863.31 : 184,728.15 = 73,433.41 : x
  2. Step 2: Convert to fraction form
    133,863.31/184,728.15 = 73,433.41/x
  3. Step 3: Cross multiply
    133,863.31x = 184,728.15 × 73,433.41
  4. Step 4: Simplify right side
    133,863.31x = 13,565,217,977.49
  5. Step 5: Solve for x
    x = 13,565,217,977.49/133,863.31
  6. Step 6: Final answer
    x = 101,336.34

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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.