Home / 47,600.30-71,398.42-19,511.12

Finding the Fourth Proportional to 47,600.30, 71,398.42 and 19,511.12

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Solution

The fourth proportional to 47,600.30, 71,398.42 and 19,511.12 is: 29,265.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,600.30 : 71,398.42 = 19,511.12 : x
  2. Step 2: Convert to fraction form
    47,600.30/71,398.42 = 19,511.12/x
  3. Step 3: Cross multiply
    47,600.30x = 71,398.42 × 19,511.12
  4. Step 4: Simplify right side
    47,600.30x = 1,393,063,140.43
  5. Step 5: Solve for x
    x = 1,393,063,140.43/47,600.30
  6. Step 6: Final answer
    x = 29,265.85

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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.