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Finding the Fourth Proportional to 167,364.21, 250,992.99 and 55,018.43

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Solution

The fourth proportional to 167,364.21, 250,992.99 and 55,018.43 is: 82,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,364.21 : 250,992.99 = 55,018.43 : x
  2. Step 2: Convert to fraction form
    167,364.21/250,992.99 = 55,018.43/x
  3. Step 3: Cross multiply
    167,364.21x = 250,992.99 × 55,018.43
  4. Step 4: Simplify right side
    167,364.21x = 13,809,238,995.84
  5. Step 5: Solve for x
    x = 13,809,238,995.84/167,364.21
  6. Step 6: Final answer
    x = 82,510.11

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1.5x scale

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.