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Finding the Fourth Proportional to 181,861.94, 250,969.56 and 101,304.92

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Solution

The fourth proportional to 181,861.94, 250,969.56 and 101,304.92 is: 139,800.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,861.94 : 250,969.56 = 101,304.92 : x
  2. Step 2: Convert to fraction form
    181,861.94/250,969.56 = 101,304.92/x
  3. Step 3: Cross multiply
    181,861.94x = 250,969.56 × 101,304.92
  4. Step 4: Simplify right side
    181,861.94x = 25,424,451,198.24
  5. Step 5: Solve for x
    x = 25,424,451,198.24/181,861.94
  6. Step 6: Final answer
    x = 139,800.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.