Home / 166,692.26-230,033.51-90,209.66

Finding the Fourth Proportional to 166,692.26, 230,033.51 and 90,209.66

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Solution

The fourth proportional to 166,692.26, 230,033.51 and 90,209.66 is: 124,488.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,692.26 : 230,033.51 = 90,209.66 : x
  2. Step 2: Convert to fraction form
    166,692.26/230,033.51 = 90,209.66/x
  3. Step 3: Cross multiply
    166,692.26x = 230,033.51 × 90,209.66
  4. Step 4: Simplify right side
    166,692.26x = 20,751,243,124.49
  5. Step 5: Solve for x
    x = 20,751,243,124.49/166,692.26
  6. Step 6: Final answer
    x = 124,488.35

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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.