Home / 38,218.44-57,319.98-30,865.48

Finding the Fourth Proportional to 38,218.44, 57,319.98 and 30,865.48

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Solution

The fourth proportional to 38,218.44, 57,319.98 and 30,865.48 is: 46,292.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,218.44 : 57,319.98 = 30,865.48 : x
  2. Step 2: Convert to fraction form
    38,218.44/57,319.98 = 30,865.48/x
  3. Step 3: Cross multiply
    38,218.44x = 57,319.98 × 30,865.48
  4. Step 4: Simplify right side
    38,218.44x = 1,769,208,696.29
  5. Step 5: Solve for x
    x = 1,769,208,696.29/38,218.44
  6. Step 6: Final answer
    x = 46,292.02

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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.