Home / 116,557.86-160,850.46-68,834.73

Finding the Fourth Proportional to 116,557.86, 160,850.46 and 68,834.73

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Solution

The fourth proportional to 116,557.86, 160,850.46 and 68,834.73 is: 94,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,557.86 : 160,850.46 = 68,834.73 : x
  2. Step 2: Convert to fraction form
    116,557.86/160,850.46 = 68,834.73/x
  3. Step 3: Cross multiply
    116,557.86x = 160,850.46 × 68,834.73
  4. Step 4: Simplify right side
    116,557.86x = 11,072,097,984.48
  5. Step 5: Solve for x
    x = 11,072,097,984.48/116,557.86
  6. Step 6: Final answer
    x = 94,992.29

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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.