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Finding the Fourth Proportional to 248,704.53, 373,101.12 and 115,734.93

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Solution

The fourth proportional to 248,704.53, 373,101.12 and 115,734.93 is: 173,623.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,704.53 : 373,101.12 = 115,734.93 : x
  2. Step 2: Convert to fraction form
    248,704.53/373,101.12 = 115,734.93/x
  3. Step 3: Cross multiply
    248,704.53x = 373,101.12 × 115,734.93
  4. Step 4: Simplify right side
    248,704.53x = 43,180,832,006.12
  5. Step 5: Solve for x
    x = 43,180,832,006.12/248,704.53
  6. Step 6: Final answer
    x = 173,623.02

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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.