Home / 140,942.24-211,270.08-88,388.36

Finding the Fourth Proportional to 140,942.24, 211,270.08 and 88,388.36

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Solution

The fourth proportional to 140,942.24, 211,270.08 and 88,388.36 is: 132,492.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,942.24 : 211,270.08 = 88,388.36 : x
  2. Step 2: Convert to fraction form
    140,942.24/211,270.08 = 88,388.36/x
  3. Step 3: Cross multiply
    140,942.24x = 211,270.08 × 88,388.36
  4. Step 4: Simplify right side
    140,942.24x = 18,673,815,888.27
  5. Step 5: Solve for x
    x = 18,673,815,888.27/140,942.24
  6. Step 6: Final answer
    x = 132,492.69

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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.