Home / 167,706.45-251,615.06-67,812.17

Finding the Fourth Proportional to 167,706.45, 251,615.06 and 67,812.17

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Solution

The fourth proportional to 167,706.45, 251,615.06 and 67,812.17 is: 101,740.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,706.45 : 251,615.06 = 67,812.17 : x
  2. Step 2: Convert to fraction form
    167,706.45/251,615.06 = 67,812.17/x
  3. Step 3: Cross multiply
    167,706.45x = 251,615.06 × 67,812.17
  4. Step 4: Simplify right side
    167,706.45x = 17,062,561,626.14
  5. Step 5: Solve for x
    x = 17,062,561,626.14/167,706.45
  6. Step 6: Final answer
    x = 101,740.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.