Home / 116,662.08-160,983.84-68,917.44

Finding the Fourth Proportional to 116,662.08, 160,983.84 and 68,917.44

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Solution

The fourth proportional to 116,662.08, 160,983.84 and 68,917.44 is: 95,100.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,662.08 : 160,983.84 = 68,917.44 : x
  2. Step 2: Convert to fraction form
    116,662.08/160,983.84 = 68,917.44/x
  3. Step 3: Cross multiply
    116,662.08x = 160,983.84 × 68,917.44
  4. Step 4: Simplify right side
    116,662.08x = 11,094,594,134.17
  5. Step 5: Solve for x
    x = 11,094,594,134.17/116,662.08
  6. Step 6: Final answer
    x = 95,100.26

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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.