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Finding the Fourth Proportional to 164,800.60, 246,812.10 and 111,923.80

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Solution

The fourth proportional to 164,800.60, 246,812.10 and 111,923.80 is: 167,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,800.60 : 246,812.10 = 111,923.80 : x
  2. Step 2: Convert to fraction form
    164,800.60/246,812.10 = 111,923.80/x
  3. Step 3: Cross multiply
    164,800.60x = 246,812.10 × 111,923.80
  4. Step 4: Simplify right side
    164,800.60x = 27,624,148,117.98
  5. Step 5: Solve for x
    x = 27,624,148,117.98/164,800.60
  6. Step 6: Final answer
    x = 167,621.65

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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.