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Finding the Fourth Proportional to 8,232.40, 12,352.53 and 3,849.22

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Solution

The fourth proportional to 8,232.40, 12,352.53 and 3,849.22 is: 5,775.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.40 : 12,352.53 = 3,849.22 : x
  2. Step 2: Convert to fraction form
    8,232.40/12,352.53 = 3,849.22/x
  3. Step 3: Cross multiply
    8,232.40x = 12,352.53 × 3,849.22
  4. Step 4: Simplify right side
    8,232.40x = 47,547,605.53
  5. Step 5: Solve for x
    x = 47,547,605.53/8,232.40
  6. Step 6: Final answer
    x = 5,775.67

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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.