Home / 50,710.44-69,979.81-28,047.66

Finding the Fourth Proportional to 50,710.44, 69,979.81 and 28,047.66

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Solution

The fourth proportional to 50,710.44, 69,979.81 and 28,047.66 is: 38,705.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,710.44 : 69,979.81 = 28,047.66 : x
  2. Step 2: Convert to fraction form
    50,710.44/69,979.81 = 28,047.66/x
  3. Step 3: Cross multiply
    50,710.44x = 69,979.81 × 28,047.66
  4. Step 4: Simplify right side
    50,710.44x = 1,962,769,917.74
  5. Step 5: Solve for x
    x = 1,962,769,917.74/50,710.44
  6. Step 6: Final answer
    x = 38,705.44

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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.