Home / 140,788.25-211,180.60-34,173.09

Finding the Fourth Proportional to 140,788.25, 211,180.60 and 34,173.09

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Solution

The fourth proportional to 140,788.25, 211,180.60 and 34,173.09 is: 51,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,788.25 : 211,180.60 = 34,173.09 : x
  2. Step 2: Convert to fraction form
    140,788.25/211,180.60 = 34,173.09/x
  3. Step 3: Cross multiply
    140,788.25x = 211,180.60 × 34,173.09
  4. Step 4: Simplify right side
    140,788.25x = 7,216,693,650.05
  5. Step 5: Solve for x
    x = 7,216,693,650.05/140,788.25
  6. Step 6: Final answer
    x = 51,259.20

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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.