Home / 214,943.69-296,654.97-154,713.71

Finding the Fourth Proportional to 214,943.69, 296,654.97 and 154,713.71

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Solution

The fourth proportional to 214,943.69, 296,654.97 and 154,713.71 is: 213,528.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,943.69 : 296,654.97 = 154,713.71 : x
  2. Step 2: Convert to fraction form
    214,943.69/296,654.97 = 154,713.71/x
  3. Step 3: Cross multiply
    214,943.69x = 296,654.97 × 154,713.71
  4. Step 4: Simplify right side
    214,943.69x = 45,896,590,998.64
  5. Step 5: Solve for x
    x = 45,896,590,998.64/214,943.69
  6. Step 6: Final answer
    x = 213,528.44

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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.