Home / 49,945.51-68,924.96-28,723.38

Finding the Fourth Proportional to 49,945.51, 68,924.96 and 28,723.38

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Solution

The fourth proportional to 49,945.51, 68,924.96 and 28,723.38 is: 39,638.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,945.51 : 68,924.96 = 28,723.38 : x
  2. Step 2: Convert to fraction form
    49,945.51/68,924.96 = 28,723.38/x
  3. Step 3: Cross multiply
    49,945.51x = 68,924.96 × 28,723.38
  4. Step 4: Simplify right side
    49,945.51x = 1,979,757,817.56
  5. Step 5: Solve for x
    x = 1,979,757,817.56/49,945.51
  6. Step 6: Final answer
    x = 39,638.35

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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.