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Finding the Fourth Proportional to 57,654.80, 86,482.20 and 16,101.80

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Solution

The fourth proportional to 57,654.80, 86,482.20 and 16,101.80 is: 24,152.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,654.80 : 86,482.20 = 16,101.80 : x
  2. Step 2: Convert to fraction form
    57,654.80/86,482.20 = 16,101.80/x
  3. Step 3: Cross multiply
    57,654.80x = 86,482.20 × 16,101.80
  4. Step 4: Simplify right side
    57,654.80x = 1,392,519,087.96
  5. Step 5: Solve for x
    x = 1,392,519,087.96/57,654.80
  6. Step 6: Final answer
    x = 24,152.70

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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.