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Finding the Fourth Proportional to 73,970.70, 110,953.62 and 29,585.54

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Solution

The fourth proportional to 73,970.70, 110,953.62 and 29,585.54 is: 44,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,970.70 : 110,953.62 = 29,585.54 : x
  2. Step 2: Convert to fraction form
    73,970.70/110,953.62 = 29,585.54/x
  3. Step 3: Cross multiply
    73,970.70x = 110,953.62 × 29,585.54
  4. Step 4: Simplify right side
    73,970.70x = 3,282,622,207.89
  5. Step 5: Solve for x
    x = 3,282,622,207.89/73,970.70
  6. Step 6: Final answer
    x = 44,377.33

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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.