Home / 133,736.76-184,539.06-80,011.08

Finding the Fourth Proportional to 133,736.76, 184,539.06 and 80,011.08

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Solution

The fourth proportional to 133,736.76, 184,539.06 and 80,011.08 is: 110,404.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,736.76 : 184,539.06 = 80,011.08 : x
  2. Step 2: Convert to fraction form
    133,736.76/184,539.06 = 80,011.08/x
  3. Step 3: Cross multiply
    133,736.76x = 184,539.06 × 80,011.08
  4. Step 4: Simplify right side
    133,736.76x = 14,765,169,492.78
  5. Step 5: Solve for x
    x = 14,765,169,492.78/133,736.76
  6. Step 6: Final answer
    x = 110,404.72

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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.