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Finding the Fourth Proportional to 52,910.48, 79,365.24 and 15,974.48

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Solution

The fourth proportional to 52,910.48, 79,365.24 and 15,974.48 is: 23,961.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,910.48 : 79,365.24 = 15,974.48 : x
  2. Step 2: Convert to fraction form
    52,910.48/79,365.24 = 15,974.48/x
  3. Step 3: Cross multiply
    52,910.48x = 79,365.24 × 15,974.48
  4. Step 4: Simplify right side
    52,910.48x = 1,267,818,439.08
  5. Step 5: Solve for x
    x = 1,267,818,439.08/52,910.48
  6. Step 6: Final answer
    x = 23,961.58

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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.