Home / 84,093.20-116,056.72-62,835.56

Finding the Fourth Proportional to 84,093.20, 116,056.72 and 62,835.56

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Solution

The fourth proportional to 84,093.20, 116,056.72 and 62,835.56 is: 86,719.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,093.20 : 116,056.72 = 62,835.56 : x
  2. Step 2: Convert to fraction form
    84,093.20/116,056.72 = 62,835.56/x
  3. Step 3: Cross multiply
    84,093.20x = 116,056.72 × 62,835.56
  4. Step 4: Simplify right side
    84,093.20x = 7,292,488,992.96
  5. Step 5: Solve for x
    x = 7,292,488,992.96/84,093.20
  6. Step 6: Final answer
    x = 86,719.13

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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.