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Finding the Fourth Proportional to 164,607.22, 246,892.86 and 111,639.47

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Solution

The fourth proportional to 164,607.22, 246,892.86 and 111,639.47 is: 167,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,607.22 : 246,892.86 = 111,639.47 : x
  2. Step 2: Convert to fraction form
    164,607.22/246,892.86 = 111,639.47/x
  3. Step 3: Cross multiply
    164,607.22x = 246,892.86 × 111,639.47
  4. Step 4: Simplify right side
    164,607.22x = 27,562,986,802.72
  5. Step 5: Solve for x
    x = 27,562,986,802.72/164,607.22
  6. Step 6: Final answer
    x = 167,447.01

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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.