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Finding the Fourth Proportional to 111,360.69, 167,069.39 and 36,485.91

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Solution

The fourth proportional to 111,360.69, 167,069.39 and 36,485.91 is: 54,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,360.69 : 167,069.39 = 36,485.91 : x
  2. Step 2: Convert to fraction form
    111,360.69/167,069.39 = 36,485.91/x
  3. Step 3: Cross multiply
    111,360.69x = 167,069.39 × 36,485.91
  4. Step 4: Simplify right side
    111,360.69x = 6,095,678,544.87
  5. Step 5: Solve for x
    x = 6,095,678,544.87/111,360.69
  6. Step 6: Final answer
    x = 54,738.15

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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.