Home / 248,349.62-342,723.14-140,919.37

Finding the Fourth Proportional to 248,349.62, 342,723.14 and 140,919.37

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Solution

The fourth proportional to 248,349.62, 342,723.14 and 140,919.37 is: 194,469.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,349.62 : 342,723.14 = 140,919.37 : x
  2. Step 2: Convert to fraction form
    248,349.62/342,723.14 = 140,919.37/x
  3. Step 3: Cross multiply
    248,349.62x = 342,723.14 × 140,919.37
  4. Step 4: Simplify right side
    248,349.62x = 48,296,328,973.22
  5. Step 5: Solve for x
    x = 48,296,328,973.22/248,349.62
  6. Step 6: Final answer
    x = 194,469.11

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Why These Related Problems?

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