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Finding the Fourth Proportional to 93,604.46, 140,378.95 and 27,045.19

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Solution

The fourth proportional to 93,604.46, 140,378.95 and 27,045.19 is: 40,559.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,604.46 : 140,378.95 = 27,045.19 : x
  2. Step 2: Convert to fraction form
    93,604.46/140,378.95 = 27,045.19/x
  3. Step 3: Cross multiply
    93,604.46x = 140,378.95 × 27,045.19
  4. Step 4: Simplify right side
    93,604.46x = 3,796,575,374.75
  5. Step 5: Solve for x
    x = 3,796,575,374.75/93,604.46
  6. Step 6: Final answer
    x = 40,559.77

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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.