Home / 204,430.40-306,645.60-92,237.30

Finding the Fourth Proportional to 204,430.40, 306,645.60 and 92,237.30

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Solution

The fourth proportional to 204,430.40, 306,645.60 and 92,237.30 is: 138,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,430.40 : 306,645.60 = 92,237.30 : x
  2. Step 2: Convert to fraction form
    204,430.40/306,645.60 = 92,237.30/x
  3. Step 3: Cross multiply
    204,430.40x = 306,645.60 × 92,237.30
  4. Step 4: Simplify right side
    204,430.40x = 28,284,162,200.88
  5. Step 5: Solve for x
    x = 28,284,162,200.88/204,430.40
  6. Step 6: Final answer
    x = 138,355.95

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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.