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Finding the Fourth Proportional to 62,403.58, 93,553.53 and 43,629.94

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Solution

The fourth proportional to 62,403.58, 93,553.53 and 43,629.94 is: 65,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,403.58 : 93,553.53 = 43,629.94 : x
  2. Step 2: Convert to fraction form
    62,403.58/93,553.53 = 43,629.94/x
  3. Step 3: Cross multiply
    62,403.58x = 93,553.53 × 43,629.94
  4. Step 4: Simplify right side
    62,403.58x = 4,081,734,900.69
  5. Step 5: Solve for x
    x = 4,081,734,900.69/62,403.58
  6. Step 6: Final answer
    x = 65,408.67

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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.