Home / 47,396.52-71,098.92-12,336.21

Finding the Fourth Proportional to 47,396.52, 71,098.92 and 12,336.21

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Solution

The fourth proportional to 47,396.52, 71,098.92 and 12,336.21 is: 18,505.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,396.52 : 71,098.92 = 12,336.21 : x
  2. Step 2: Convert to fraction form
    47,396.52/71,098.92 = 12,336.21/x
  3. Step 3: Cross multiply
    47,396.52x = 71,098.92 × 12,336.21
  4. Step 4: Simplify right side
    47,396.52x = 877,091,207.89
  5. Step 5: Solve for x
    x = 877,091,207.89/47,396.52
  6. Step 6: Final answer
    x = 18,505.39

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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.