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Finding the Fourth Proportional to 7,701.45, 10,628.01 and 4,164.67

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Solution

The fourth proportional to 7,701.45, 10,628.01 and 4,164.67 is: 5,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.45 : 10,628.01 = 4,164.67 : x
  2. Step 2: Convert to fraction form
    7,701.45/10,628.01 = 4,164.67/x
  3. Step 3: Cross multiply
    7,701.45x = 10,628.01 × 4,164.67
  4. Step 4: Simplify right side
    7,701.45x = 44,262,154.41
  5. Step 5: Solve for x
    x = 44,262,154.41/7,701.45
  6. Step 6: Final answer
    x = 5,747.25

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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.