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Finding the Fourth Proportional to 161,093.89, 241,548.22 and 66,389.45

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Solution

The fourth proportional to 161,093.89, 241,548.22 and 66,389.45 is: 99,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,093.89 : 241,548.22 = 66,389.45 : x
  2. Step 2: Convert to fraction form
    161,093.89/241,548.22 = 66,389.45/x
  3. Step 3: Cross multiply
    161,093.89x = 241,548.22 × 66,389.45
  4. Step 4: Simplify right side
    161,093.89x = 16,036,253,142.33
  5. Step 5: Solve for x
    x = 16,036,253,142.33/161,093.89
  6. Step 6: Final answer
    x = 99,546.01

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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.