Home / 126,514.38-189,765.09-37,768.62

Finding the Fourth Proportional to 126,514.38, 189,765.09 and 37,768.62

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Solution

The fourth proportional to 126,514.38, 189,765.09 and 37,768.62 is: 56,651.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,514.38 : 189,765.09 = 37,768.62 : x
  2. Step 2: Convert to fraction form
    126,514.38/189,765.09 = 37,768.62/x
  3. Step 3: Cross multiply
    126,514.38x = 189,765.09 × 37,768.62
  4. Step 4: Simplify right side
    126,514.38x = 7,167,165,573.48
  5. Step 5: Solve for x
    x = 7,167,165,573.48/126,514.38
  6. Step 6: Final answer
    x = 56,651.00

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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.