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Finding the Fourth Proportional to 252,008.50, 377,881.50 and 118,853.00

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Solution

The fourth proportional to 252,008.50, 377,881.50 and 118,853.00 is: 178,217.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,008.50 : 377,881.50 = 118,853.00 : x
  2. Step 2: Convert to fraction form
    252,008.50/377,881.50 = 118,853.00/x
  3. Step 3: Cross multiply
    252,008.50x = 377,881.50 × 118,853.00
  4. Step 4: Simplify right side
    252,008.50x = 44,912,352,018.43
  5. Step 5: Solve for x
    x = 44,912,352,018.43/252,008.50
  6. Step 6: Final answer
    x = 178,217.61

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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.