Home / 42,408.45-63,609.94-16,112.51

Finding the Fourth Proportional to 42,408.45, 63,609.94 and 16,112.51

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Solution

The fourth proportional to 42,408.45, 63,609.94 and 16,112.51 is: 24,167.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,408.45 : 63,609.94 = 16,112.51 : x
  2. Step 2: Convert to fraction form
    42,408.45/63,609.94 = 16,112.51/x
  3. Step 3: Cross multiply
    42,408.45x = 63,609.94 × 16,112.51
  4. Step 4: Simplify right side
    42,408.45x = 1,024,915,794.35
  5. Step 5: Solve for x
    x = 1,024,915,794.35/42,408.45
  6. Step 6: Final answer
    x = 24,167.73

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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.