Home / 167,715.90-231,446.16-91,237.32

Finding the Fourth Proportional to 167,715.90, 231,446.16 and 91,237.32

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Solution

The fourth proportional to 167,715.90, 231,446.16 and 91,237.32 is: 125,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,715.90 : 231,446.16 = 91,237.32 : x
  2. Step 2: Convert to fraction form
    167,715.90/231,446.16 = 91,237.32/x
  3. Step 3: Cross multiply
    167,715.90x = 231,446.16 × 91,237.32
  4. Step 4: Simplify right side
    167,715.90x = 21,116,527,362.69
  5. Step 5: Solve for x
    x = 21,116,527,362.69/167,715.90
  6. Step 6: Final answer
    x = 125,906.53

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1.5x scale

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.