Home / 266,193.09-367,348.37-145,336.77

Finding the Fourth Proportional to 266,193.09, 367,348.37 and 145,336.77

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Solution

The fourth proportional to 266,193.09, 367,348.37 and 145,336.77 is: 200,565.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,193.09 : 367,348.37 = 145,336.77 : x
  2. Step 2: Convert to fraction form
    266,193.09/367,348.37 = 145,336.77/x
  3. Step 3: Cross multiply
    266,193.09x = 367,348.37 × 145,336.77
  4. Step 4: Simplify right side
    266,193.09x = 53,389,224,833.88
  5. Step 5: Solve for x
    x = 53,389,224,833.88/266,193.09
  6. Step 6: Final answer
    x = 200,565.78

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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.