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Finding the Fourth Proportional to 93,363.28, 139,973.13 and 48,336.37

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Solution

The fourth proportional to 93,363.28, 139,973.13 and 48,336.37 is: 72,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,363.28 : 139,973.13 = 48,336.37 : x
  2. Step 2: Convert to fraction form
    93,363.28/139,973.13 = 48,336.37/x
  3. Step 3: Cross multiply
    93,363.28x = 139,973.13 × 48,336.37
  4. Step 4: Simplify right side
    93,363.28x = 6,765,792,651.81
  5. Step 5: Solve for x
    x = 6,765,792,651.81/93,363.28
  6. Step 6: Final answer
    x = 72,467.39

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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.