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Finding the Fourth Proportional to 73,927.72, 102,019.14 and 44,113.96

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Solution

The fourth proportional to 73,927.72, 102,019.14 and 44,113.96 is: 60,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,927.72 : 102,019.14 = 44,113.96 : x
  2. Step 2: Convert to fraction form
    73,927.72/102,019.14 = 44,113.96/x
  3. Step 3: Cross multiply
    73,927.72x = 102,019.14 × 44,113.96
  4. Step 4: Simplify right side
    73,927.72x = 4,500,468,261.19
  5. Step 5: Solve for x
    x = 4,500,468,261.19/73,927.72
  6. Step 6: Final answer
    x = 60,876.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.