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Finding the Fourth Proportional to 182,685.92, 252,108.05 and 102,116.84

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Solution

The fourth proportional to 182,685.92, 252,108.05 and 102,116.84 is: 140,922.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,685.92 : 252,108.05 = 102,116.84 : x
  2. Step 2: Convert to fraction form
    182,685.92/252,108.05 = 102,116.84/x
  3. Step 3: Cross multiply
    182,685.92x = 252,108.05 × 102,116.84
  4. Step 4: Simplify right side
    182,685.92x = 25,744,475,633.44
  5. Step 5: Solve for x
    x = 25,744,475,633.44/182,685.92
  6. Step 6: Final answer
    x = 140,922.06

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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.