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Finding the Fourth Proportional to 48,940.43, 73,416.02 and 15,652.67

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Solution

The fourth proportional to 48,940.43, 73,416.02 and 15,652.67 is: 23,480.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,940.43 : 73,416.02 = 15,652.67 : x
  2. Step 2: Convert to fraction form
    48,940.43/73,416.02 = 15,652.67/x
  3. Step 3: Cross multiply
    48,940.43x = 73,416.02 × 15,652.67
  4. Step 4: Simplify right side
    48,940.43x = 1,149,156,733.77
  5. Step 5: Solve for x
    x = 1,149,156,733.77/48,940.43
  6. Step 6: Final answer
    x = 23,480.72

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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.