Home / 231,035.20-346,504.20-97,919.80

Finding the Fourth Proportional to 231,035.20, 346,504.20 and 97,919.80

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Solution

The fourth proportional to 231,035.20, 346,504.20 and 97,919.80 is: 146,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,035.20 : 346,504.20 = 97,919.80 : x
  2. Step 2: Convert to fraction form
    231,035.20/346,504.20 = 97,919.80/x
  3. Step 3: Cross multiply
    231,035.20x = 346,504.20 × 97,919.80
  4. Step 4: Simplify right side
    231,035.20x = 33,929,621,963.16
  5. Step 5: Solve for x
    x = 33,929,621,963.16/231,035.20
  6. Step 6: Final answer
    x = 146,859.10

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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.