Home / 53,939.32-74,437.73-30,067.61

Finding the Fourth Proportional to 53,939.32, 74,437.73 and 30,067.61

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Solution

The fourth proportional to 53,939.32, 74,437.73 and 30,067.61 is: 41,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939.32 : 74,437.73 = 30,067.61 : x
  2. Step 2: Convert to fraction form
    53,939.32/74,437.73 = 30,067.61/x
  3. Step 3: Cross multiply
    53,939.32x = 74,437.73 × 30,067.61
  4. Step 4: Simplify right side
    53,939.32x = 2,238,164,394.28
  5. Step 5: Solve for x
    x = 2,238,164,394.28/53,939.32
  6. Step 6: Final answer
    x = 41,494.12

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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.