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Finding the Fourth Proportional to 167,883.40, 251,843.55 and 55,522.69

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Solution

The fourth proportional to 167,883.40, 251,843.55 and 55,522.69 is: 83,290.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,883.40 : 251,843.55 = 55,522.69 : x
  2. Step 2: Convert to fraction form
    167,883.40/251,843.55 = 55,522.69/x
  3. Step 3: Cross multiply
    167,883.40x = 251,843.55 × 55,522.69
  4. Step 4: Simplify right side
    167,883.40x = 13,983,030,725.54
  5. Step 5: Solve for x
    x = 13,983,030,725.54/167,883.40
  6. Step 6: Final answer
    x = 83,290.13

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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.