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Finding the Fourth Proportional to 182,097.70, 273,143.30 and 69,747.46

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Solution

The fourth proportional to 182,097.70, 273,143.30 and 69,747.46 is: 104,619.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,097.70 : 273,143.30 = 69,747.46 : x
  2. Step 2: Convert to fraction form
    182,097.70/273,143.30 = 69,747.46/x
  3. Step 3: Cross multiply
    182,097.70x = 273,143.30 × 69,747.46
  4. Step 4: Simplify right side
    182,097.70x = 19,051,051,391.02
  5. Step 5: Solve for x
    x = 19,051,051,391.02/182,097.70
  6. Step 6: Final answer
    x = 104,619.95

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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.