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Finding the Fourth Proportional to 38,698.56, 53,341.92 and 26,101.44

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Solution

The fourth proportional to 38,698.56, 53,341.92 and 26,101.44 is: 35,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,698.56 : 53,341.92 = 26,101.44 : x
  2. Step 2: Convert to fraction form
    38,698.56/53,341.92 = 26,101.44/x
  3. Step 3: Cross multiply
    38,698.56x = 53,341.92 × 26,101.44
  4. Step 4: Simplify right side
    38,698.56x = 1,392,300,924.36
  5. Step 5: Solve for x
    x = 1,392,300,924.36/38,698.56
  6. Step 6: Final answer
    x = 35,978.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.