Home / 133,921.86-184,814.94-73,488.96

Finding the Fourth Proportional to 133,921.86, 184,814.94 and 73,488.96

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Solution

The fourth proportional to 133,921.86, 184,814.94 and 73,488.96 is: 101,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,921.86 : 184,814.94 = 73,488.96 : x
  2. Step 2: Convert to fraction form
    133,921.86/184,814.94 = 73,488.96/x
  3. Step 3: Cross multiply
    133,921.86x = 184,814.94 × 73,488.96
  4. Step 4: Simplify right side
    133,921.86x = 13,581,857,733.06
  5. Step 5: Solve for x
    x = 13,581,857,733.06/133,921.86
  6. Step 6: Final answer
    x = 101,416.29

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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.