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Finding the Fourth Proportional to 231,656.02, 347,708.73 and 111,797.32

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Solution

The fourth proportional to 231,656.02, 347,708.73 and 111,797.32 is: 167,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,656.02 : 347,708.73 = 111,797.32 : x
  2. Step 2: Convert to fraction form
    231,656.02/347,708.73 = 111,797.32/x
  3. Step 3: Cross multiply
    231,656.02x = 347,708.73 × 111,797.32
  4. Step 4: Simplify right side
    231,656.02x = 38,872,904,154.60
  5. Step 5: Solve for x
    x = 38,872,904,154.60/231,656.02
  6. Step 6: Final answer
    x = 167,804.42

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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.