Home / 283,754.49-391,359.63-181,789.36

Finding the Fourth Proportional to 283,754.49, 391,359.63 and 181,789.36

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Solution

The fourth proportional to 283,754.49, 391,359.63 and 181,789.36 is: 250,727.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,754.49 : 391,359.63 = 181,789.36 : x
  2. Step 2: Convert to fraction form
    283,754.49/391,359.63 = 181,789.36/x
  3. Step 3: Cross multiply
    283,754.49x = 391,359.63 × 181,789.36
  4. Step 4: Simplify right side
    283,754.49x = 71,145,014,710.74
  5. Step 5: Solve for x
    x = 71,145,014,710.74/283,754.49
  6. Step 6: Final answer
    x = 250,727.37

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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.