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Finding the Fourth Proportional to 167,480.10, 250,928.55 and 108,285.30

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Solution

The fourth proportional to 167,480.10, 250,928.55 and 108,285.30 is: 162,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,480.10 : 250,928.55 = 108,285.30 : x
  2. Step 2: Convert to fraction form
    167,480.10/250,928.55 = 108,285.30/x
  3. Step 3: Cross multiply
    167,480.10x = 250,928.55 × 108,285.30
  4. Step 4: Simplify right side
    167,480.10x = 27,171,873,315.32
  5. Step 5: Solve for x
    x = 27,171,873,315.32/167,480.10
  6. Step 6: Final answer
    x = 162,239.41

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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.