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Finding the Fourth Proportional to 59,199.80, 88,799.70 and 52,748.60

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Solution

The fourth proportional to 59,199.80, 88,799.70 and 52,748.60 is: 79,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,199.80 : 88,799.70 = 52,748.60 : x
  2. Step 2: Convert to fraction form
    59,199.80/88,799.70 = 52,748.60/x
  3. Step 3: Cross multiply
    59,199.80x = 88,799.70 × 52,748.60
  4. Step 4: Simplify right side
    59,199.80x = 4,684,059,855.42
  5. Step 5: Solve for x
    x = 4,684,059,855.42/59,199.80
  6. Step 6: Final answer
    x = 79,122.90

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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.