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Finding the Fourth Proportional to 74,493.35, 111,737.53 and 32,373.43

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Solution

The fourth proportional to 74,493.35, 111,737.53 and 32,373.43 is: 48,559.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,493.35 : 111,737.53 = 32,373.43 : x
  2. Step 2: Convert to fraction form
    74,493.35/111,737.53 = 32,373.43/x
  3. Step 3: Cross multiply
    74,493.35x = 111,737.53 × 32,373.43
  4. Step 4: Simplify right side
    74,493.35x = 3,617,326,943.96
  5. Step 5: Solve for x
    x = 3,617,326,943.96/74,493.35
  6. Step 6: Final answer
    x = 48,559.06

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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.