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Finding the Fourth Proportional to 133,410.88, 184,111.40 and 76,049.18

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Solution

The fourth proportional to 133,410.88, 184,111.40 and 76,049.18 is: 104,950.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,410.88 : 184,111.40 = 76,049.18 : x
  2. Step 2: Convert to fraction form
    133,410.88/184,111.40 = 76,049.18/x
  3. Step 3: Cross multiply
    133,410.88x = 184,111.40 × 76,049.18
  4. Step 4: Simplify right side
    133,410.88x = 14,001,520,998.65
  5. Step 5: Solve for x
    x = 14,001,520,998.65/133,410.88
  6. Step 6: Final answer
    x = 104,950.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.