Home / 146,514.30-219,771.45-123,704.70

Finding the Fourth Proportional to 146,514.30, 219,771.45 and 123,704.70

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Solution

The fourth proportional to 146,514.30, 219,771.45 and 123,704.70 is: 185,557.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,514.30 : 219,771.45 = 123,704.70 : x
  2. Step 2: Convert to fraction form
    146,514.30/219,771.45 = 123,704.70/x
  3. Step 3: Cross multiply
    146,514.30x = 219,771.45 × 123,704.70
  4. Step 4: Simplify right side
    146,514.30x = 27,186,761,290.82
  5. Step 5: Solve for x
    x = 27,186,761,290.82/146,514.30
  6. Step 6: Final answer
    x = 185,557.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.