Home / 56,405.88-77,786.19-33,741.09

Finding the Fourth Proportional to 56,405.88, 77,786.19 and 33,741.09

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Solution

The fourth proportional to 56,405.88, 77,786.19 and 33,741.09 is: 46,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,405.88 : 77,786.19 = 33,741.09 : x
  2. Step 2: Convert to fraction form
    56,405.88/77,786.19 = 33,741.09/x
  3. Step 3: Cross multiply
    56,405.88x = 77,786.19 × 33,741.09
  4. Step 4: Simplify right side
    56,405.88x = 2,624,590,837.55
  5. Step 5: Solve for x
    x = 2,624,590,837.55/56,405.88
  6. Step 6: Final answer
    x = 46,530.45

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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.