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Finding the Fourth Proportional to 7,493.65, 10,341.89 and 4,137.19

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Solution

The fourth proportional to 7,493.65, 10,341.89 and 4,137.19 is: 5,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.65 : 10,341.89 = 4,137.19 : x
  2. Step 2: Convert to fraction form
    7,493.65/10,341.89 = 4,137.19/x
  3. Step 3: Cross multiply
    7,493.65x = 10,341.89 × 4,137.19
  4. Step 4: Simplify right side
    7,493.65x = 42,786,363.89
  5. Step 5: Solve for x
    x = 42,786,363.89/7,493.65
  6. Step 6: Final answer
    x = 5,709.68

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