Home / 42,540.57-63,815.22-16,267.41

Finding the Fourth Proportional to 42,540.57, 63,815.22 and 16,267.41

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Solution

The fourth proportional to 42,540.57, 63,815.22 and 16,267.41 is: 24,402.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,540.57 : 63,815.22 = 16,267.41 : x
  2. Step 2: Convert to fraction form
    42,540.57/63,815.22 = 16,267.41/x
  3. Step 3: Cross multiply
    42,540.57x = 63,815.22 × 16,267.41
  4. Step 4: Simplify right side
    42,540.57x = 1,038,108,347.98
  5. Step 5: Solve for x
    x = 1,038,108,347.98/42,540.57
  6. Step 6: Final answer
    x = 24,402.78

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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.