Home / 266,186.43-367,335.39-145,327.71

Finding the Fourth Proportional to 266,186.43, 367,335.39 and 145,327.71

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Solution

The fourth proportional to 266,186.43, 367,335.39 and 145,327.71 is: 200,551.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,186.43 : 367,335.39 = 145,327.71 : x
  2. Step 2: Convert to fraction form
    266,186.43/367,335.39 = 145,327.71/x
  3. Step 3: Cross multiply
    266,186.43x = 367,335.39 × 145,327.71
  4. Step 4: Simplify right side
    266,186.43x = 53,384,011,030.66
  5. Step 5: Solve for x
    x = 53,384,011,030.66/266,186.43
  6. Step 6: Final answer
    x = 200,551.21

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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.