Home / 166,853.01-230,255.76-90,370.33

Finding the Fourth Proportional to 166,853.01, 230,255.76 and 90,370.33

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Solution

The fourth proportional to 166,853.01, 230,255.76 and 90,370.33 is: 124,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,853.01 : 230,255.76 = 90,370.33 : x
  2. Step 2: Convert to fraction form
    166,853.01/230,255.76 = 90,370.33/x
  3. Step 3: Cross multiply
    166,853.01x = 230,255.76 × 90,370.33
  4. Step 4: Simplify right side
    166,853.01x = 20,808,290,074.04
  5. Step 5: Solve for x
    x = 20,808,290,074.04/166,853.01
  6. Step 6: Final answer
    x = 124,710.30

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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.