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Finding the Fourth Proportional to 159,072.93, 238,611.29 and 40,741.11

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Solution

The fourth proportional to 159,072.93, 238,611.29 and 40,741.11 is: 61,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,072.93 : 238,611.29 = 40,741.11 : x
  2. Step 2: Convert to fraction form
    159,072.93/238,611.29 = 40,741.11/x
  3. Step 3: Cross multiply
    159,072.93x = 238,611.29 × 40,741.11
  4. Step 4: Simplify right side
    159,072.93x = 9,721,288,609.43
  5. Step 5: Solve for x
    x = 9,721,288,609.43/159,072.93
  6. Step 6: Final answer
    x = 61,112.15

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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.