Home / 87,342.46-120,525.03-48,572.86

Finding the Fourth Proportional to 87,342.46, 120,525.03 and 48,572.86

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Solution

The fourth proportional to 87,342.46, 120,525.03 and 48,572.86 is: 67,026.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,342.46 : 120,525.03 = 48,572.86 : x
  2. Step 2: Convert to fraction form
    87,342.46/120,525.03 = 48,572.86/x
  3. Step 3: Cross multiply
    87,342.46x = 120,525.03 × 48,572.86
  4. Step 4: Simplify right side
    87,342.46x = 5,854,245,408.69
  5. Step 5: Solve for x
    x = 5,854,245,408.69/87,342.46
  6. Step 6: Final answer
    x = 67,026.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.