Home / 185,736.83-278,359.20-164,577.60

Finding the Fourth Proportional to 185,736.83, 278,359.20 and 164,577.60

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Solution

The fourth proportional to 185,736.83, 278,359.20 and 164,577.60 is: 246,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,736.83 : 278,359.20 = 164,577.60 : x
  2. Step 2: Convert to fraction form
    185,736.83/278,359.20 = 164,577.60/x
  3. Step 3: Cross multiply
    185,736.83x = 278,359.20 × 164,577.60
  4. Step 4: Simplify right side
    185,736.83x = 45,811,689,073.92
  5. Step 5: Solve for x
    x = 45,811,689,073.92/185,736.83
  6. Step 6: Final answer
    x = 246,648.39

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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.