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Finding the Fourth Proportional to 167,483.09, 251,259.27 and 55,170.16

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Solution

The fourth proportional to 167,483.09, 251,259.27 and 55,170.16 is: 82,766.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,483.09 : 251,259.27 = 55,170.16 : x
  2. Step 2: Convert to fraction form
    167,483.09/251,259.27 = 55,170.16/x
  3. Step 3: Cross multiply
    167,483.09x = 251,259.27 × 55,170.16
  4. Step 4: Simplify right side
    167,483.09x = 13,862,014,705.68
  5. Step 5: Solve for x
    x = 13,862,014,705.68/167,483.09
  6. Step 6: Final answer
    x = 82,766.65

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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.