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Finding the Fourth Proportional to 111,794.74, 167,529.02 and 51,841.50

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Solution

The fourth proportional to 111,794.74, 167,529.02 and 51,841.50 is: 77,686.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,794.74 : 167,529.02 = 51,841.50 : x
  2. Step 2: Convert to fraction form
    111,794.74/167,529.02 = 51,841.50/x
  3. Step 3: Cross multiply
    111,794.74x = 167,529.02 × 51,841.50
  4. Step 4: Simplify right side
    111,794.74x = 8,684,955,690.33
  5. Step 5: Solve for x
    x = 8,684,955,690.33/111,794.74
  6. Step 6: Final answer
    x = 77,686.62

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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.