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Finding the Fourth Proportional to 52,799.99, 79,186.08 and 19,529.59

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Solution

The fourth proportional to 52,799.99, 79,186.08 and 19,529.59 is: 29,289.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.99 : 79,186.08 = 19,529.59 : x
  2. Step 2: Convert to fraction form
    52,799.99/79,186.08 = 19,529.59/x
  3. Step 3: Cross multiply
    52,799.99x = 79,186.08 × 19,529.59
  4. Step 4: Simplify right side
    52,799.99x = 1,546,471,676.11
  5. Step 5: Solve for x
    x = 1,546,471,676.11/52,799.99
  6. Step 6: Final answer
    x = 29,289.24

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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.