Home / 301,724.40-452,845.80-133,503.60

Finding the Fourth Proportional to 301,724.40, 452,845.80 and 133,503.60

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Solution

The fourth proportional to 301,724.40, 452,845.80 and 133,503.60 is: 200,370.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,724.40 : 452,845.80 = 133,503.60 : x
  2. Step 2: Convert to fraction form
    301,724.40/452,845.80 = 133,503.60/x
  3. Step 3: Cross multiply
    301,724.40x = 452,845.80 × 133,503.60
  4. Step 4: Simplify right side
    301,724.40x = 60,456,544,544.88
  5. Step 5: Solve for x
    x = 60,456,544,544.88/301,724.40
  6. Step 6: Final answer
    x = 200,370.09

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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.