Home / 166,514.54-229,817.16-123,777.80

Finding the Fourth Proportional to 166,514.54, 229,817.16 and 123,777.80

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Solution

The fourth proportional to 166,514.54, 229,817.16 and 123,777.80 is: 170,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,514.54 : 229,817.16 = 123,777.80 : x
  2. Step 2: Convert to fraction form
    166,514.54/229,817.16 = 123,777.80/x
  3. Step 3: Cross multiply
    166,514.54x = 229,817.16 × 123,777.80
  4. Step 4: Simplify right side
    166,514.54x = 28,446,262,467.05
  5. Step 5: Solve for x
    x = 28,446,262,467.05/166,514.54
  6. Step 6: Final answer
    x = 170,833.50

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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.