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Finding the Fourth Proportional to 73,374.74, 109,999.94 and 29,032.77

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Solution

The fourth proportional to 73,374.74, 109,999.94 and 29,032.77 is: 43,524.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,374.74 : 109,999.94 = 29,032.77 : x
  2. Step 2: Convert to fraction form
    73,374.74/109,999.94 = 29,032.77/x
  3. Step 3: Cross multiply
    73,374.74x = 109,999.94 × 29,032.77
  4. Step 4: Simplify right side
    73,374.74x = 3,193,602,812.87
  5. Step 5: Solve for x
    x = 3,193,602,812.87/73,374.74
  6. Step 6: Final answer
    x = 43,524.56

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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.