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Finding the Fourth Proportional to 132,962.40, 199,400.40 and 44,200.80

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Solution

The fourth proportional to 132,962.40, 199,400.40 and 44,200.80 is: 66,286.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,962.40 : 199,400.40 = 44,200.80 : x
  2. Step 2: Convert to fraction form
    132,962.40/199,400.40 = 44,200.80/x
  3. Step 3: Cross multiply
    132,962.40x = 199,400.40 × 44,200.80
  4. Step 4: Simplify right side
    132,962.40x = 8,813,657,200.32
  5. Step 5: Solve for x
    x = 8,813,657,200.32/132,962.40
  6. Step 6: Final answer
    x = 66,286.84

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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.