Home / 205,924.20-308,540.70-176,202.60

Finding the Fourth Proportional to 205,924.20, 308,540.70 and 176,202.60

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Solution

The fourth proportional to 205,924.20, 308,540.70 and 176,202.60 is: 264,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,924.20 : 308,540.70 = 176,202.60 : x
  2. Step 2: Convert to fraction form
    205,924.20/308,540.70 = 176,202.60/x
  3. Step 3: Cross multiply
    205,924.20x = 308,540.70 × 176,202.60
  4. Step 4: Simplify right side
    205,924.20x = 54,365,673,545.82
  5. Step 5: Solve for x
    x = 54,365,673,545.82/205,924.20
  6. Step 6: Final answer
    x = 264,008.18

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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.