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Finding the Fourth Proportional to 181,292.88, 271,911.20 and 92,611.92

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Solution

The fourth proportional to 181,292.88, 271,911.20 and 92,611.92 is: 138,903.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,292.88 : 271,911.20 = 92,611.92 : x
  2. Step 2: Convert to fraction form
    181,292.88/271,911.20 = 92,611.92/x
  3. Step 3: Cross multiply
    181,292.88x = 271,911.20 × 92,611.92
  4. Step 4: Simplify right side
    181,292.88x = 25,182,218,301.50
  5. Step 5: Solve for x
    x = 25,182,218,301.50/181,292.88
  6. Step 6: Final answer
    x = 138,903.52

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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.