Home / 84,481.30-116,583.89-45,719.05

Finding the Fourth Proportional to 84,481.30, 116,583.89 and 45,719.05

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Solution

The fourth proportional to 84,481.30, 116,583.89 and 45,719.05 is: 63,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,481.30 : 116,583.89 = 45,719.05 : x
  2. Step 2: Convert to fraction form
    84,481.30/116,583.89 = 45,719.05/x
  3. Step 3: Cross multiply
    84,481.30x = 116,583.89 × 45,719.05
  4. Step 4: Simplify right side
    84,481.30x = 5,330,104,651.81
  5. Step 5: Solve for x
    x = 5,330,104,651.81/84,481.30
  6. Step 6: Final answer
    x = 63,092.12

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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.