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Finding the Fourth Proportional to 111,849.52, 167,653 and 55,731.52

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Solution

The fourth proportional to 111,849.52, 167,653 and 55,731.52 is: 83,536.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,849.52 : 167,653 = 55,731.52 : x
  2. Step 2: Convert to fraction form
    111,849.52/167,653 = 55,731.52/x
  3. Step 3: Cross multiply
    111,849.52x = 167,653 × 55,731.52
  4. Step 4: Simplify right side
    111,849.52x = 9,343,556,522.56
  5. Step 5: Solve for x
    x = 9,343,556,522.56/111,849.52
  6. Step 6: Final answer
    x = 83,536.85

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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.