Home / 54,269.76-74,890.08-31,609.44

Finding the Fourth Proportional to 54,269.76, 74,890.08 and 31,609.44

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Solution

The fourth proportional to 54,269.76, 74,890.08 and 31,609.44 is: 43,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,269.76 : 74,890.08 = 31,609.44 : x
  2. Step 2: Convert to fraction form
    54,269.76/74,890.08 = 31,609.44/x
  3. Step 3: Cross multiply
    54,269.76x = 74,890.08 × 31,609.44
  4. Step 4: Simplify right side
    54,269.76x = 2,367,233,490.36
  5. Step 5: Solve for x
    x = 2,367,233,490.36/54,269.76
  6. Step 6: Final answer
    x = 43,619.75

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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.