Home / 166,714.85-230,064.94-90,232.40

Finding the Fourth Proportional to 166,714.85, 230,064.94 and 90,232.40

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Solution

The fourth proportional to 166,714.85, 230,064.94 and 90,232.40 is: 124,519.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,714.85 : 230,064.94 = 90,232.40 : x
  2. Step 2: Convert to fraction form
    166,714.85/230,064.94 = 90,232.40/x
  3. Step 3: Cross multiply
    166,714.85x = 230,064.94 × 90,232.40
  4. Step 4: Simplify right side
    166,714.85x = 20,759,311,692.06
  5. Step 5: Solve for x
    x = 20,759,311,692.06/166,714.85
  6. Step 6: Final answer
    x = 124,519.87

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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.