Home / 167,000.09-230,474.70-91,563.17

Finding the Fourth Proportional to 167,000.09, 230,474.70 and 91,563.17

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Solution

The fourth proportional to 167,000.09, 230,474.70 and 91,563.17 is: 126,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,000.09 : 230,474.70 = 91,563.17 : x
  2. Step 2: Convert to fraction form
    167,000.09/230,474.70 = 91,563.17/x
  3. Step 3: Cross multiply
    167,000.09x = 230,474.70 × 91,563.17
  4. Step 4: Simplify right side
    167,000.09x = 21,102,994,136.80
  5. Step 5: Solve for x
    x = 21,102,994,136.80/167,000.09
  6. Step 6: Final answer
    x = 126,365.17

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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.