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Finding the Fourth Proportional to 164,479.93, 246,728.69 and 52,168.67

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Solution

The fourth proportional to 164,479.93, 246,728.69 and 52,168.67 is: 78,255.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,479.93 : 246,728.69 = 52,168.67 : x
  2. Step 2: Convert to fraction form
    164,479.93/246,728.69 = 52,168.67/x
  3. Step 3: Cross multiply
    164,479.93x = 246,728.69 × 52,168.67
  4. Step 4: Simplify right side
    164,479.93x = 12,871,506,504.92
  5. Step 5: Solve for x
    x = 12,871,506,504.92/164,479.93
  6. Step 6: Final answer
    x = 78,255.79

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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.