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Finding the Fourth Proportional to 133,464.71, 184,181.28 and 73,035.36

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Solution

The fourth proportional to 133,464.71, 184,181.28 and 73,035.36 is: 100,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,464.71 : 184,181.28 = 73,035.36 : x
  2. Step 2: Convert to fraction form
    133,464.71/184,181.28 = 73,035.36/x
  3. Step 3: Cross multiply
    133,464.71x = 184,181.28 × 73,035.36
  4. Step 4: Simplify right side
    133,464.71x = 13,451,746,090.06
  5. Step 5: Solve for x
    x = 13,451,746,090.06/133,464.71
  6. Step 6: Final answer
    x = 100,788.79

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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.