Home / 54,568.20-75,303.36-30,694.86

Finding the Fourth Proportional to 54,568.20, 75,303.36 and 30,694.86

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Solution

The fourth proportional to 54,568.20, 75,303.36 and 30,694.86 is: 42,358.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,568.20 : 75,303.36 = 30,694.86 : x
  2. Step 2: Convert to fraction form
    54,568.20/75,303.36 = 30,694.86/x
  3. Step 3: Cross multiply
    54,568.20x = 75,303.36 × 30,694.86
  4. Step 4: Simplify right side
    54,568.20x = 2,311,426,092.73
  5. Step 5: Solve for x
    x = 2,311,426,092.73/54,568.20
  6. Step 6: Final answer
    x = 42,358.48

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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.