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Finding the Fourth Proportional to 111,515.87, 167,238.56 and 36,623.67

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Solution

The fourth proportional to 111,515.87, 167,238.56 and 36,623.67 is: 54,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,515.87 : 167,238.56 = 36,623.67 : x
  2. Step 2: Convert to fraction form
    111,515.87/167,238.56 = 36,623.67/x
  3. Step 3: Cross multiply
    111,515.87x = 167,238.56 × 36,623.67
  4. Step 4: Simplify right side
    111,515.87x = 6,124,889,649.60
  5. Step 5: Solve for x
    x = 6,124,889,649.60/111,515.87
  6. Step 6: Final answer
    x = 54,923.93

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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.