Home / 109,837.44-164,768.96-39,749.76

Finding the Fourth Proportional to 109,837.44, 164,768.96 and 39,749.76

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Solution

The fourth proportional to 109,837.44, 164,768.96 and 39,749.76 is: 59,629.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,837.44 : 164,768.96 = 39,749.76 : x
  2. Step 2: Convert to fraction form
    109,837.44/164,768.96 = 39,749.76/x
  3. Step 3: Cross multiply
    109,837.44x = 164,768.96 × 39,749.76
  4. Step 4: Simplify right side
    109,837.44x = 6,549,526,615.45
  5. Step 5: Solve for x
    x = 6,549,526,615.45/109,837.44
  6. Step 6: Final answer
    x = 59,629.27

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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.