Home / 230,528.05-345,331.99-111,839.29

Finding the Fourth Proportional to 230,528.05, 345,331.99 and 111,839.29

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Solution

The fourth proportional to 230,528.05, 345,331.99 and 111,839.29 is: 167,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,528.05 : 345,331.99 = 111,839.29 : x
  2. Step 2: Convert to fraction form
    230,528.05/345,331.99 = 111,839.29/x
  3. Step 3: Cross multiply
    230,528.05x = 345,331.99 × 111,839.29
  4. Step 4: Simplify right side
    230,528.05x = 38,621,682,569.63
  5. Step 5: Solve for x
    x = 38,621,682,569.63/230,528.05
  6. Step 6: Final answer
    x = 167,535.72

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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.