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Finding the Fourth Proportional to 111,751.30, 167,626.96 and 32,866.20

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Solution

The fourth proportional to 111,751.30, 167,626.96 and 32,866.20 is: 49,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,751.30 : 167,626.96 = 32,866.20 : x
  2. Step 2: Convert to fraction form
    111,751.30/167,626.96 = 32,866.20/x
  3. Step 3: Cross multiply
    111,751.30x = 167,626.96 × 32,866.20
  4. Step 4: Simplify right side
    111,751.30x = 5,509,261,192.75
  5. Step 5: Solve for x
    x = 5,509,261,192.75/111,751.30
  6. Step 6: Final answer
    x = 49,299.30

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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.