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Finding the Fourth Proportional to 92,591.80, 138,800.24 and 33,411.60

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Solution

The fourth proportional to 92,591.80, 138,800.24 and 33,411.60 is: 50,085.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,591.80 : 138,800.24 = 33,411.60 : x
  2. Step 2: Convert to fraction form
    92,591.80/138,800.24 = 33,411.60/x
  3. Step 3: Cross multiply
    92,591.80x = 138,800.24 × 33,411.60
  4. Step 4: Simplify right side
    92,591.80x = 4,637,538,098.78
  5. Step 5: Solve for x
    x = 4,637,538,098.78/92,591.80
  6. Step 6: Final answer
    x = 50,085.84

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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.