Home / 54,628.46-81,950.75-27,989.52

Finding the Fourth Proportional to 54,628.46, 81,950.75 and 27,989.52

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Solution

The fourth proportional to 54,628.46, 81,950.75 and 27,989.52 is: 41,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,628.46 : 81,950.75 = 27,989.52 : x
  2. Step 2: Convert to fraction form
    54,628.46/81,950.75 = 27,989.52/x
  3. Step 3: Cross multiply
    54,628.46x = 81,950.75 × 27,989.52
  4. Step 4: Simplify right side
    54,628.46x = 2,293,762,156.14
  5. Step 5: Solve for x
    x = 2,293,762,156.14/54,628.46
  6. Step 6: Final answer
    x = 41,988.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.