Home / 111,469.06-167,246.28-67,127.50

Finding the Fourth Proportional to 111,469.06, 167,246.28 and 67,127.50

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Solution

The fourth proportional to 111,469.06, 167,246.28 and 67,127.50 is: 100,716.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,469.06 : 167,246.28 = 67,127.50 : x
  2. Step 2: Convert to fraction form
    111,469.06/167,246.28 = 67,127.50/x
  3. Step 3: Cross multiply
    111,469.06x = 167,246.28 × 67,127.50
  4. Step 4: Simplify right side
    111,469.06x = 11,226,824,660.70
  5. Step 5: Solve for x
    x = 11,226,824,660.70/111,469.06
  6. Step 6: Final answer
    x = 100,716.96

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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.