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Finding the Fourth Proportional to 181,548.84, 271,856.70 and 111,214.92

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Solution

The fourth proportional to 181,548.84, 271,856.70 and 111,214.92 is: 166,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,548.84 : 271,856.70 = 111,214.92 : x
  2. Step 2: Convert to fraction form
    181,548.84/271,856.70 = 111,214.92/x
  3. Step 3: Cross multiply
    181,548.84x = 271,856.70 × 111,214.92
  4. Step 4: Simplify right side
    181,548.84x = 30,234,521,141.96
  5. Step 5: Solve for x
    x = 30,234,521,141.96/181,548.84
  6. Step 6: Final answer
    x = 166,536.57

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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.