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Finding the Fourth Proportional to 167,907.15, 251,860.73 and 55,604.70

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Solution

The fourth proportional to 167,907.15, 251,860.73 and 55,604.70 is: 83,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,907.15 : 251,860.73 = 55,604.70 : x
  2. Step 2: Convert to fraction form
    167,907.15/251,860.73 = 55,604.70/x
  3. Step 3: Cross multiply
    167,907.15x = 251,860.73 × 55,604.70
  4. Step 4: Simplify right side
    167,907.15x = 14,004,640,055.41
  5. Step 5: Solve for x
    x = 14,004,640,055.41/167,907.15
  6. Step 6: Final answer
    x = 83,407.05

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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.