Home / 55,262.94-76,262.87-30,112.44

Finding the Fourth Proportional to 55,262.94, 76,262.87 and 30,112.44

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Solution

The fourth proportional to 55,262.94, 76,262.87 and 30,112.44 is: 41,555.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,262.94 : 76,262.87 = 30,112.44 : x
  2. Step 2: Convert to fraction form
    55,262.94/76,262.87 = 30,112.44/x
  3. Step 3: Cross multiply
    55,262.94x = 76,262.87 × 30,112.44
  4. Step 4: Simplify right side
    55,262.94x = 2,296,461,097.10
  5. Step 5: Solve for x
    x = 2,296,461,097.10/55,262.94
  6. Step 6: Final answer
    x = 41,555.17

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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.