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Finding the Fourth Proportional to 34,358.94, 51,538.02 and 19,367.19

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Solution

The fourth proportional to 34,358.94, 51,538.02 and 19,367.19 is: 29,050.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,358.94 : 51,538.02 = 19,367.19 : x
  2. Step 2: Convert to fraction form
    34,358.94/51,538.02 = 19,367.19/x
  3. Step 3: Cross multiply
    34,358.94x = 51,538.02 × 19,367.19
  4. Step 4: Simplify right side
    34,358.94x = 998,146,625.56
  5. Step 5: Solve for x
    x = 998,146,625.56/34,358.94
  6. Step 6: Final answer
    x = 29,050.57

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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.