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Finding the Fourth Proportional to 183,818.40, 275,727.60 and 50,719.20

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Solution

The fourth proportional to 183,818.40, 275,727.60 and 50,719.20 is: 76,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,818.40 : 275,727.60 = 50,719.20 : x
  2. Step 2: Convert to fraction form
    183,818.40/275,727.60 = 50,719.20/x
  3. Step 3: Cross multiply
    183,818.40x = 275,727.60 × 50,719.20
  4. Step 4: Simplify right side
    183,818.40x = 13,984,683,289.92
  5. Step 5: Solve for x
    x = 13,984,683,289.92/183,818.40
  6. Step 6: Final answer
    x = 76,078.80

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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.