Home / 207,269.20-310,466.40-185,107.60

Finding the Fourth Proportional to 207,269.20, 310,466.40 and 185,107.60

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Solution

The fourth proportional to 207,269.20, 310,466.40 and 185,107.60 is: 277,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,269.20 : 310,466.40 = 185,107.60 : x
  2. Step 2: Convert to fraction form
    207,269.20/310,466.40 = 185,107.60/x
  3. Step 3: Cross multiply
    207,269.20x = 310,466.40 × 185,107.60
  4. Step 4: Simplify right side
    207,269.20x = 57,469,690,184.64
  5. Step 5: Solve for x
    x = 57,469,690,184.64/207,269.20
  6. Step 6: Final answer
    x = 277,270.77

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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.