Home / 110,629.44-165,788.64-48,168.96

Finding the Fourth Proportional to 110,629.44, 165,788.64 and 48,168.96

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Solution

The fourth proportional to 110,629.44, 165,788.64 and 48,168.96 is: 72,185.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,629.44 : 165,788.64 = 48,168.96 : x
  2. Step 2: Convert to fraction form
    110,629.44/165,788.64 = 48,168.96/x
  3. Step 3: Cross multiply
    110,629.44x = 165,788.64 × 48,168.96
  4. Step 4: Simplify right side
    110,629.44x = 7,985,866,368.61
  5. Step 5: Solve for x
    x = 7,985,866,368.61/110,629.44
  6. Step 6: Final answer
    x = 72,185.73

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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.