Home / 166,663.74-229,778.82-106,212.32

Finding the Fourth Proportional to 166,663.74, 229,778.82 and 106,212.32

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Solution

The fourth proportional to 166,663.74, 229,778.82 and 106,212.32 is: 146,434.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,663.74 : 229,778.82 = 106,212.32 : x
  2. Step 2: Convert to fraction form
    166,663.74/229,778.82 = 106,212.32/x
  3. Step 3: Cross multiply
    166,663.74x = 229,778.82 × 106,212.32
  4. Step 4: Simplify right side
    166,663.74x = 24,405,342,149.78
  5. Step 5: Solve for x
    x = 24,405,342,149.78/166,663.74
  6. Step 6: Final answer
    x = 146,434.63

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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.