Home / 49,540.86-74,310.40-19,957.93

Finding the Fourth Proportional to 49,540.86, 74,310.40 and 19,957.93

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Solution

The fourth proportional to 49,540.86, 74,310.40 and 19,957.93 is: 29,936.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,540.86 : 74,310.40 = 19,957.93 : x
  2. Step 2: Convert to fraction form
    49,540.86/74,310.40 = 19,957.93/x
  3. Step 3: Cross multiply
    49,540.86x = 74,310.40 × 19,957.93
  4. Step 4: Simplify right side
    49,540.86x = 1,483,081,761.47
  5. Step 5: Solve for x
    x = 1,483,081,761.47/49,540.86
  6. Step 6: Final answer
    x = 29,936.54

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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.