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Finding the Fourth Proportional to 57,326.40, 86,002.40 and 44,884.80

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Solution

The fourth proportional to 57,326.40, 86,002.40 and 44,884.80 is: 67,337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,326.40 : 86,002.40 = 44,884.80 : x
  2. Step 2: Convert to fraction form
    57,326.40/86,002.40 = 44,884.80/x
  3. Step 3: Cross multiply
    57,326.40x = 86,002.40 × 44,884.80
  4. Step 4: Simplify right side
    57,326.40x = 3,860,200,523.52
  5. Step 5: Solve for x
    x = 3,860,200,523.52/57,326.40
  6. Step 6: Final answer
    x = 67,337.22

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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.