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Finding the Fourth Proportional to 183,008.80, 274,148.70 and 161,090.20

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Solution

The fourth proportional to 183,008.80, 274,148.70 and 161,090.20 is: 241,314.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,008.80 : 274,148.70 = 161,090.20 : x
  2. Step 2: Convert to fraction form
    183,008.80/274,148.70 = 161,090.20/x
  3. Step 3: Cross multiply
    183,008.80x = 274,148.70 × 161,090.20
  4. Step 4: Simplify right side
    183,008.80x = 44,162,668,912.74
  5. Step 5: Solve for x
    x = 44,162,668,912.74/183,008.80
  6. Step 6: Final answer
    x = 241,314.46

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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.