Home / 69,938.14-104,782.82-40,294.74

Finding the Fourth Proportional to 69,938.14, 104,782.82 and 40,294.74

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Solution

The fourth proportional to 69,938.14, 104,782.82 and 40,294.74 is: 60,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,938.14 : 104,782.82 = 40,294.74 : x
  2. Step 2: Convert to fraction form
    69,938.14/104,782.82 = 40,294.74/x
  3. Step 3: Cross multiply
    69,938.14x = 104,782.82 × 40,294.74
  4. Step 4: Simplify right side
    69,938.14x = 4,222,196,488.37
  5. Step 5: Solve for x
    x = 4,222,196,488.37/69,938.14
  6. Step 6: Final answer
    x = 60,370.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.