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Finding the Fourth Proportional to 152,512.80, 228,799.68 and 52,676.64

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Solution

The fourth proportional to 152,512.80, 228,799.68 and 52,676.64 is: 79,025.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,512.80 : 228,799.68 = 52,676.64 : x
  2. Step 2: Convert to fraction form
    152,512.80/228,799.68 = 52,676.64/x
  3. Step 3: Cross multiply
    152,512.80x = 228,799.68 × 52,676.64
  4. Step 4: Simplify right side
    152,512.80x = 12,052,398,375.48
  5. Step 5: Solve for x
    x = 12,052,398,375.48/152,512.80
  6. Step 6: Final answer
    x = 79,025.49

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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.