Home / 133,328.96-184,005.32-75,985.82

Finding the Fourth Proportional to 133,328.96, 184,005.32 and 75,985.82

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Solution

The fourth proportional to 133,328.96, 184,005.32 and 75,985.82 is: 104,866.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,328.96 : 184,005.32 = 75,985.82 : x
  2. Step 2: Convert to fraction form
    133,328.96/184,005.32 = 75,985.82/x
  3. Step 3: Cross multiply
    133,328.96x = 184,005.32 × 75,985.82
  4. Step 4: Simplify right side
    133,328.96x = 13,981,795,124.56
  5. Step 5: Solve for x
    x = 13,981,795,124.56/133,328.96
  6. Step 6: Final answer
    x = 104,866.90

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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.