Home / 40,379.31-55,746.63-26,994.87

Finding the Fourth Proportional to 40,379.31, 55,746.63 and 26,994.87

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Solution

The fourth proportional to 40,379.31, 55,746.63 and 26,994.87 is: 37,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,379.31 : 55,746.63 = 26,994.87 : x
  2. Step 2: Convert to fraction form
    40,379.31/55,746.63 = 26,994.87/x
  3. Step 3: Cross multiply
    40,379.31x = 55,746.63 × 26,994.87
  4. Step 4: Simplify right side
    40,379.31x = 1,504,873,029.79
  5. Step 5: Solve for x
    x = 1,504,873,029.79/40,379.31
  6. Step 6: Final answer
    x = 37,268.42

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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.