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Finding the Fourth Proportional to 183,372.51, 275,035.39 and 70,975.83

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Solution

The fourth proportional to 183,372.51, 275,035.39 and 70,975.83 is: 106,454.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,372.51 : 275,035.39 = 70,975.83 : x
  2. Step 2: Convert to fraction form
    183,372.51/275,035.39 = 70,975.83/x
  3. Step 3: Cross multiply
    183,372.51x = 275,035.39 × 70,975.83
  4. Step 4: Simplify right side
    183,372.51x = 19,520,863,709.45
  5. Step 5: Solve for x
    x = 19,520,863,709.45/183,372.51
  6. Step 6: Final answer
    x = 106,454.69

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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.