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Finding the Fourth Proportional to 111,395.76, 167,054.76 and 44,818.62

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Solution

The fourth proportional to 111,395.76, 167,054.76 and 44,818.62 is: 67,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,395.76 : 167,054.76 = 44,818.62 : x
  2. Step 2: Convert to fraction form
    111,395.76/167,054.76 = 44,818.62/x
  3. Step 3: Cross multiply
    111,395.76x = 167,054.76 × 44,818.62
  4. Step 4: Simplify right side
    111,395.76x = 7,487,163,807.63
  5. Step 5: Solve for x
    x = 7,487,163,807.63/111,395.76
  6. Step 6: Final answer
    x = 67,212.29

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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.