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Finding the Fourth Proportional to 10,671.88, 14,732.58 and 6,698.76

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Solution

The fourth proportional to 10,671.88, 14,732.58 and 6,698.76 is: 9,247.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.88 : 14,732.58 = 6,698.76 : x
  2. Step 2: Convert to fraction form
    10,671.88/14,732.58 = 6,698.76/x
  3. Step 3: Cross multiply
    10,671.88x = 14,732.58 × 6,698.76
  4. Step 4: Simplify right side
    10,671.88x = 98,690,017.60
  5. Step 5: Solve for x
    x = 98,690,017.60/10,671.88
  6. Step 6: Final answer
    x = 9,247.67

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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.