Home / 230,155.20-344,455.20-202,161.60

Finding the Fourth Proportional to 230,155.20, 344,455.20 and 202,161.60

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Solution

The fourth proportional to 230,155.20, 344,455.20 and 202,161.60 is: 302,559.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,155.20 : 344,455.20 = 202,161.60 : x
  2. Step 2: Convert to fraction form
    230,155.20/344,455.20 = 202,161.60/x
  3. Step 3: Cross multiply
    230,155.20x = 344,455.20 × 202,161.60
  4. Step 4: Simplify right side
    230,155.20x = 69,635,614,360.32
  5. Step 5: Solve for x
    x = 69,635,614,360.32/230,155.20
  6. Step 6: Final answer
    x = 302,559.38

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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.