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Finding the Fourth Proportional to 53,957.53, 80,945.54 and 16,516.67

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Solution

The fourth proportional to 53,957.53, 80,945.54 and 16,516.67 is: 24,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,957.53 : 80,945.54 = 16,516.67 : x
  2. Step 2: Convert to fraction form
    53,957.53/80,945.54 = 16,516.67/x
  3. Step 3: Cross multiply
    53,957.53x = 80,945.54 × 16,516.67
  4. Step 4: Simplify right side
    53,957.53x = 1,336,950,772.15
  5. Step 5: Solve for x
    x = 1,336,950,772.15/53,957.53
  6. Step 6: Final answer
    x = 24,777.83

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1.5x scale

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.