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Finding the Fourth Proportional to 93,217.98, 139,566.38 and 50,369.88

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Solution

The fourth proportional to 93,217.98, 139,566.38 and 50,369.88 is: 75,414.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,217.98 : 139,566.38 = 50,369.88 : x
  2. Step 2: Convert to fraction form
    93,217.98/139,566.38 = 50,369.88/x
  3. Step 3: Cross multiply
    93,217.98x = 139,566.38 × 50,369.88
  4. Step 4: Simplify right side
    93,217.98x = 7,029,941,812.63
  5. Step 5: Solve for x
    x = 7,029,941,812.63/93,217.98
  6. Step 6: Final answer
    x = 75,414.01

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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.