Home / 38,976.65-53,796.38-25,340.96

Finding the Fourth Proportional to 38,976.65, 53,796.38 and 25,340.96

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Solution

The fourth proportional to 38,976.65, 53,796.38 and 25,340.96 is: 34,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,976.65 : 53,796.38 = 25,340.96 : x
  2. Step 2: Convert to fraction form
    38,976.65/53,796.38 = 25,340.96/x
  3. Step 3: Cross multiply
    38,976.65x = 53,796.38 × 25,340.96
  4. Step 4: Simplify right side
    38,976.65x = 1,363,251,913.72
  5. Step 5: Solve for x
    x = 1,363,251,913.72/38,976.65
  6. Step 6: Final answer
    x = 34,976.12

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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.