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Finding the Fourth Proportional to 183,149.30, 274,817.66 and 87,195.00

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Solution

The fourth proportional to 183,149.30, 274,817.66 and 87,195.00 is: 130,837.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,149.30 : 274,817.66 = 87,195.00 : x
  2. Step 2: Convert to fraction form
    183,149.30/274,817.66 = 87,195.00/x
  3. Step 3: Cross multiply
    183,149.30x = 274,817.66 × 87,195.00
  4. Step 4: Simplify right side
    183,149.30x = 23,962,725,982.61
  5. Step 5: Solve for x
    x = 23,962,725,982.61/183,149.30
  6. Step 6: Final answer
    x = 130,837.11

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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.