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Finding the Fourth Proportional to 167,283.88, 230,850.82 and 90,804.52

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Solution

The fourth proportional to 167,283.88, 230,850.82 and 90,804.52 is: 125,309.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,283.88 : 230,850.82 = 90,804.52 : x
  2. Step 2: Convert to fraction form
    167,283.88/230,850.82 = 90,804.52/x
  3. Step 3: Cross multiply
    167,283.88x = 230,850.82 × 90,804.52
  4. Step 4: Simplify right side
    167,283.88x = 20,962,297,901.71
  5. Step 5: Solve for x
    x = 20,962,297,901.71/167,283.88
  6. Step 6: Final answer
    x = 125,309.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.