Home / 68,783.62-94,938.27-41,940.91

Finding the Fourth Proportional to 68,783.62, 94,938.27 and 41,940.91

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Solution

The fourth proportional to 68,783.62, 94,938.27 and 41,940.91 is: 57,888.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,783.62 : 94,938.27 = 41,940.91 : x
  2. Step 2: Convert to fraction form
    68,783.62/94,938.27 = 41,940.91/x
  3. Step 3: Cross multiply
    68,783.62x = 94,938.27 × 41,940.91
  4. Step 4: Simplify right side
    68,783.62x = 3,981,797,437.63
  5. Step 5: Solve for x
    x = 3,981,797,437.63/68,783.62
  6. Step 6: Final answer
    x = 57,888.74

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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.