Home / 47,415.40-71,103.90-16,234.60

Finding the Fourth Proportional to 47,415.40, 71,103.90 and 16,234.60

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Solution

The fourth proportional to 47,415.40, 71,103.90 and 16,234.60 is: 24,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,415.40 : 71,103.90 = 16,234.60 : x
  2. Step 2: Convert to fraction form
    47,415.40/71,103.90 = 16,234.60/x
  3. Step 3: Cross multiply
    47,415.40x = 71,103.90 × 16,234.60
  4. Step 4: Simplify right side
    47,415.40x = 1,154,343,374.94
  5. Step 5: Solve for x
    x = 1,154,343,374.94/47,415.40
  6. Step 6: Final answer
    x = 24,345.33

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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.