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Finding the Fourth Proportional to 92,705.66, 138,976.01 and 33,528.17

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Solution

The fourth proportional to 92,705.66, 138,976.01 and 33,528.17 is: 50,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,705.66 : 138,976.01 = 33,528.17 : x
  2. Step 2: Convert to fraction form
    92,705.66/138,976.01 = 33,528.17/x
  3. Step 3: Cross multiply
    92,705.66x = 138,976.01 × 33,528.17
  4. Step 4: Simplify right side
    92,705.66x = 4,659,611,289.20
  5. Step 5: Solve for x
    x = 4,659,611,289.20/92,705.66
  6. Step 6: Final answer
    x = 50,262.43

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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.