Home / 54,048.56-81,017.76-30,625.52

Finding the Fourth Proportional to 54,048.56, 81,017.76 and 30,625.52

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Solution

The fourth proportional to 54,048.56, 81,017.76 and 30,625.52 is: 45,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,048.56 : 81,017.76 = 30,625.52 : x
  2. Step 2: Convert to fraction form
    54,048.56/81,017.76 = 30,625.52/x
  3. Step 3: Cross multiply
    54,048.56x = 81,017.76 × 30,625.52
  4. Step 4: Simplify right side
    54,048.56x = 2,481,211,029.24
  5. Step 5: Solve for x
    x = 2,481,211,029.24/54,048.56
  6. Step 6: Final answer
    x = 45,907.07

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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.