Home / 205,218.72-283,214.44-114,574.56

Finding the Fourth Proportional to 205,218.72, 283,214.44 and 114,574.56

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Solution

The fourth proportional to 205,218.72, 283,214.44 and 114,574.56 is: 158,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,218.72 : 283,214.44 = 114,574.56 : x
  2. Step 2: Convert to fraction form
    205,218.72/283,214.44 = 114,574.56/x
  3. Step 3: Cross multiply
    205,218.72x = 283,214.44 × 114,574.56
  4. Step 4: Simplify right side
    205,218.72x = 32,449,169,848.65
  5. Step 5: Solve for x
    x = 32,449,169,848.65/205,218.72
  6. Step 6: Final answer
    x = 158,119.93

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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.