Home / 166,676.64-230,011.98-90,194.06

Finding the Fourth Proportional to 166,676.64, 230,011.98 and 90,194.06

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Solution

The fourth proportional to 166,676.64, 230,011.98 and 90,194.06 is: 124,466.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,676.64 : 230,011.98 = 90,194.06 : x
  2. Step 2: Convert to fraction form
    166,676.64/230,011.98 = 90,194.06/x
  3. Step 3: Cross multiply
    166,676.64x = 230,011.98 × 90,194.06
  4. Step 4: Simplify right side
    166,676.64x = 20,745,713,174.78
  5. Step 5: Solve for x
    x = 20,745,713,174.78/166,676.64
  6. Step 6: Final answer
    x = 124,466.83

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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.