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Finding the Fourth Proportional to 52,830.88, 72,914.09 and 32,694.25

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Solution

The fourth proportional to 52,830.88, 72,914.09 and 32,694.25 is: 45,122.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,830.88 : 72,914.09 = 32,694.25 : x
  2. Step 2: Convert to fraction form
    52,830.88/72,914.09 = 32,694.25/x
  3. Step 3: Cross multiply
    52,830.88x = 72,914.09 × 32,694.25
  4. Step 4: Simplify right side
    52,830.88x = 2,383,871,122.41
  5. Step 5: Solve for x
    x = 2,383,871,122.41/52,830.88
  6. Step 6: Final answer
    x = 45,122.68

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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.