Home / 54,774.61-75,589.27-30,576.67

Finding the Fourth Proportional to 54,774.61, 75,589.27 and 30,576.67

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Solution

The fourth proportional to 54,774.61, 75,589.27 and 30,576.67 is: 42,195.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,774.61 : 75,589.27 = 30,576.67 : x
  2. Step 2: Convert to fraction form
    54,774.61/75,589.27 = 30,576.67/x
  3. Step 3: Cross multiply
    54,774.61x = 75,589.27 × 30,576.67
  4. Step 4: Simplify right side
    54,774.61x = 2,311,268,164.33
  5. Step 5: Solve for x
    x = 2,311,268,164.33/54,774.61
  6. Step 6: Final answer
    x = 42,195.98

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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.