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Finding the Fourth Proportional to 82,760.70, 114,209.04 and 45,034.98

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Solution

The fourth proportional to 82,760.70, 114,209.04 and 45,034.98 is: 62,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,760.70 : 114,209.04 = 45,034.98 : x
  2. Step 2: Convert to fraction form
    82,760.70/114,209.04 = 45,034.98/x
  3. Step 3: Cross multiply
    82,760.70x = 114,209.04 × 45,034.98
  4. Step 4: Simplify right side
    82,760.70x = 5,143,401,832.22
  5. Step 5: Solve for x
    x = 5,143,401,832.22/82,760.70
  6. Step 6: Final answer
    x = 62,147.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.