Home / 205,517.40-308,276.10-183,744.60

Finding the Fourth Proportional to 205,517.40, 308,276.10 and 183,744.60

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Solution

The fourth proportional to 205,517.40, 308,276.10 and 183,744.60 is: 275,616.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,517.40 : 308,276.10 = 183,744.60 : x
  2. Step 2: Convert to fraction form
    205,517.40/308,276.10 = 183,744.60/x
  3. Step 3: Cross multiply
    205,517.40x = 308,276.10 × 183,744.60
  4. Step 4: Simplify right side
    205,517.40x = 56,644,068,684.06
  5. Step 5: Solve for x
    x = 56,644,068,684.06/205,517.40
  6. Step 6: Final answer
    x = 275,616.90

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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.