Home / 167,971.73-231,719.33-107,493.89

Finding the Fourth Proportional to 167,971.73, 231,719.33 and 107,493.89

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Solution

The fourth proportional to 167,971.73, 231,719.33 and 107,493.89 is: 148,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,971.73 : 231,719.33 = 107,493.89 : x
  2. Step 2: Convert to fraction form
    167,971.73/231,719.33 = 107,493.89/x
  3. Step 3: Cross multiply
    167,971.73x = 231,719.33 × 107,493.89
  4. Step 4: Simplify right side
    167,971.73x = 24,908,411,280.03
  5. Step 5: Solve for x
    x = 24,908,411,280.03/167,971.73
  6. Step 6: Final answer
    x = 148,289.31

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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.