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Finding the Fourth Proportional to 169,096.67, 253,648.23 and 55,244.79

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Solution

The fourth proportional to 169,096.67, 253,648.23 and 55,244.79 is: 82,868.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,096.67 : 253,648.23 = 55,244.79 : x
  2. Step 2: Convert to fraction form
    169,096.67/253,648.23 = 55,244.79/x
  3. Step 3: Cross multiply
    169,096.67x = 253,648.23 × 55,244.79
  4. Step 4: Simplify right side
    169,096.67x = 14,012,742,704.21
  5. Step 5: Solve for x
    x = 14,012,742,704.21/169,096.67
  6. Step 6: Final answer
    x = 82,868.24

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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.