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Finding the Fourth Proportional to 93,812.46, 140,770.64 and 34,686.92

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Solution

The fourth proportional to 93,812.46, 140,770.64 and 34,686.92 is: 52,049.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,812.46 : 140,770.64 = 34,686.92 : x
  2. Step 2: Convert to fraction form
    93,812.46/140,770.64 = 34,686.92/x
  3. Step 3: Cross multiply
    93,812.46x = 140,770.64 × 34,686.92
  4. Step 4: Simplify right side
    93,812.46x = 4,882,899,928.03
  5. Step 5: Solve for x
    x = 4,882,899,928.03/93,812.46
  6. Step 6: Final answer
    x = 52,049.59

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1.5x scale

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.