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Finding the Fourth Proportional to 93,733.80, 140,600.70 and 60,491.40

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Solution

The fourth proportional to 93,733.80, 140,600.70 and 60,491.40 is: 90,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,733.80 : 140,600.70 = 60,491.40 : x
  2. Step 2: Convert to fraction form
    93,733.80/140,600.70 = 60,491.40/x
  3. Step 3: Cross multiply
    93,733.80x = 140,600.70 × 60,491.40
  4. Step 4: Simplify right side
    93,733.80x = 8,505,133,183.98
  5. Step 5: Solve for x
    x = 8,505,133,183.98/93,733.80
  6. Step 6: Final answer
    x = 90,737.10

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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.