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Finding the Fourth Proportional to 167,078.84, 250,629.18 and 48,740.28

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Solution

The fourth proportional to 167,078.84, 250,629.18 and 48,740.28 is: 73,113.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,078.84 : 250,629.18 = 48,740.28 : x
  2. Step 2: Convert to fraction form
    167,078.84/250,629.18 = 48,740.28/x
  3. Step 3: Cross multiply
    167,078.84x = 250,629.18 × 48,740.28
  4. Step 4: Simplify right side
    167,078.84x = 12,215,736,409.37
  5. Step 5: Solve for x
    x = 12,215,736,409.37/167,078.84
  6. Step 6: Final answer
    x = 73,113.61

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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.