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Finding the Fourth Proportional to 179,993.15, 269,986.07 and 46,870.46

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Solution

The fourth proportional to 179,993.15, 269,986.07 and 46,870.46 is: 70,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,993.15 : 269,986.07 = 46,870.46 : x
  2. Step 2: Convert to fraction form
    179,993.15/269,986.07 = 46,870.46/x
  3. Step 3: Cross multiply
    179,993.15x = 269,986.07 × 46,870.46
  4. Step 4: Simplify right side
    179,993.15x = 12,654,369,944.56
  5. Step 5: Solve for x
    x = 12,654,369,944.56/179,993.15
  6. Step 6: Final answer
    x = 70,304.73

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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.