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Finding the Fourth Proportional to 167,427.56, 251,014.62 and 83,222.12

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Solution

The fourth proportional to 167,427.56, 251,014.62 and 83,222.12 is: 124,770.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,427.56 : 251,014.62 = 83,222.12 : x
  2. Step 2: Convert to fraction form
    167,427.56/251,014.62 = 83,222.12/x
  3. Step 3: Cross multiply
    167,427.56x = 251,014.62 × 83,222.12
  4. Step 4: Simplify right side
    167,427.56x = 20,889,968,827.39
  5. Step 5: Solve for x
    x = 20,889,968,827.39/167,427.56
  6. Step 6: Final answer
    x = 124,770.19

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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.