Home / 134,181.14-184,965.30-113,687.57

Finding the Fourth Proportional to 134,181.14, 184,965.30 and 113,687.57

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Solution

The fourth proportional to 134,181.14, 184,965.30 and 113,687.57 is: 156,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,181.14 : 184,965.30 = 113,687.57 : x
  2. Step 2: Convert to fraction form
    134,181.14/184,965.30 = 113,687.57/x
  3. Step 3: Cross multiply
    134,181.14x = 184,965.30 × 113,687.57
  4. Step 4: Simplify right side
    134,181.14x = 21,028,254,566.49
  5. Step 5: Solve for x
    x = 21,028,254,566.49/134,181.14
  6. Step 6: Final answer
    x = 156,715.42

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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.