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Finding the Fourth Proportional to 164,792.10, 246,799.35 and 111,915.30

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Solution

The fourth proportional to 164,792.10, 246,799.35 and 111,915.30 is: 167,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,792.10 : 246,799.35 = 111,915.30 : x
  2. Step 2: Convert to fraction form
    164,792.10/246,799.35 = 111,915.30/x
  3. Step 3: Cross multiply
    164,792.10x = 246,799.35 × 111,915.30
  4. Step 4: Simplify right side
    164,792.10x = 27,620,623,295.06
  5. Step 5: Solve for x
    x = 27,620,623,295.06/164,792.10
  6. Step 6: Final answer
    x = 167,608.90

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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.