Home / 77,093.35-115,647.96-29,102.38

Finding the Fourth Proportional to 77,093.35, 115,647.96 and 29,102.38

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Solution

The fourth proportional to 77,093.35, 115,647.96 and 29,102.38 is: 43,656.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,093.35 : 115,647.96 = 29,102.38 : x
  2. Step 2: Convert to fraction form
    77,093.35/115,647.96 = 29,102.38/x
  3. Step 3: Cross multiply
    77,093.35x = 115,647.96 × 29,102.38
  4. Step 4: Simplify right side
    77,093.35x = 3,365,630,878.14
  5. Step 5: Solve for x
    x = 3,365,630,878.14/77,093.35
  6. Step 6: Final answer
    x = 43,656.57

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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.