Home / 53,654.88-74,042.31-29,780.94

Finding the Fourth Proportional to 53,654.88, 74,042.31 and 29,780.94

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Solution

The fourth proportional to 53,654.88, 74,042.31 and 29,780.94 is: 41,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,654.88 : 74,042.31 = 29,780.94 : x
  2. Step 2: Convert to fraction form
    53,654.88/74,042.31 = 29,780.94/x
  3. Step 3: Cross multiply
    53,654.88x = 74,042.31 × 29,780.94
  4. Step 4: Simplify right side
    53,654.88x = 2,205,049,591.57
  5. Step 5: Solve for x
    x = 2,205,049,591.57/53,654.88
  6. Step 6: Final answer
    x = 41,096.91

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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.