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Finding the Fourth Proportional to 133,480.89, 184,201.16 and 73,050.30

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Solution

The fourth proportional to 133,480.89, 184,201.16 and 73,050.30 is: 100,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,480.89 : 184,201.16 = 73,050.30 : x
  2. Step 2: Convert to fraction form
    133,480.89/184,201.16 = 73,050.30/x
  3. Step 3: Cross multiply
    133,480.89x = 184,201.16 × 73,050.30
  4. Step 4: Simplify right side
    133,480.89x = 13,455,949,633.10
  5. Step 5: Solve for x
    x = 13,455,949,633.10/133,480.89
  6. Step 6: Final answer
    x = 100,808.06

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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.