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Finding the Fourth Proportional to 48,847.74, 67,410 and 26,491.74

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Solution

The fourth proportional to 48,847.74, 67,410 and 26,491.74 is: 36,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,847.74 : 67,410 = 26,491.74 : x
  2. Step 2: Convert to fraction form
    48,847.74/67,410 = 26,491.74/x
  3. Step 3: Cross multiply
    48,847.74x = 67,410 × 26,491.74
  4. Step 4: Simplify right side
    48,847.74x = 1,785,808,193.40
  5. Step 5: Solve for x
    x = 1,785,808,193.40/48,847.74
  6. Step 6: Final answer
    x = 36,558.67

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Why These Related Problems?

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