Home / 54,583.48-75,323.52-30,711.46

Finding the Fourth Proportional to 54,583.48, 75,323.52 and 30,711.46

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Solution

The fourth proportional to 54,583.48, 75,323.52 and 30,711.46 is: 42,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,583.48 : 75,323.52 = 30,711.46 : x
  2. Step 2: Convert to fraction form
    54,583.48/75,323.52 = 30,711.46/x
  3. Step 3: Cross multiply
    54,583.48x = 75,323.52 × 30,711.46
  4. Step 4: Simplify right side
    54,583.48x = 2,313,295,271.54
  5. Step 5: Solve for x
    x = 2,313,295,271.54/54,583.48
  6. Step 6: Final answer
    x = 42,380.87

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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.