Home / 167,765.50-231,518.01-92,315.62

Finding the Fourth Proportional to 167,765.50, 231,518.01 and 92,315.62

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Solution

The fourth proportional to 167,765.50, 231,518.01 and 92,315.62 is: 127,396.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,765.50 : 231,518.01 = 92,315.62 : x
  2. Step 2: Convert to fraction form
    167,765.50/231,518.01 = 92,315.62/x
  3. Step 3: Cross multiply
    167,765.50x = 231,518.01 × 92,315.62
  4. Step 4: Simplify right side
    167,765.50x = 21,372,728,634.32
  5. Step 5: Solve for x
    x = 21,372,728,634.32/167,765.50
  6. Step 6: Final answer
    x = 127,396.45

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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.