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Finding the Fourth Proportional to 93,351.87, 140,049.72 and 57,368.43

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Solution

The fourth proportional to 93,351.87, 140,049.72 and 57,368.43 is: 86,066.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,351.87 : 140,049.72 = 57,368.43 : x
  2. Step 2: Convert to fraction form
    93,351.87/140,049.72 = 57,368.43/x
  3. Step 3: Cross multiply
    93,351.87x = 140,049.72 × 57,368.43
  4. Step 4: Simplify right side
    93,351.87x = 8,034,432,558.34
  5. Step 5: Solve for x
    x = 8,034,432,558.34/93,351.87
  6. Step 6: Final answer
    x = 86,066.11

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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.