Home / 54,216.59-74,826.78-31,241.96

Finding the Fourth Proportional to 54,216.59, 74,826.78 and 31,241.96

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Solution

The fourth proportional to 54,216.59, 74,826.78 and 31,241.96 is: 43,118.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,216.59 : 74,826.78 = 31,241.96 : x
  2. Step 2: Convert to fraction form
    54,216.59/74,826.78 = 31,241.96/x
  3. Step 3: Cross multiply
    54,216.59x = 74,826.78 × 31,241.96
  4. Step 4: Simplify right side
    54,216.59x = 2,337,735,267.69
  5. Step 5: Solve for x
    x = 2,337,735,267.69/54,216.59
  6. Step 6: Final answer
    x = 43,118.45

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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.