Home / 87,314.14-120,472.48-50,994.98

Finding the Fourth Proportional to 87,314.14, 120,472.48 and 50,994.98

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Solution

The fourth proportional to 87,314.14, 120,472.48 and 50,994.98 is: 70,360.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,314.14 : 120,472.48 = 50,994.98 : x
  2. Step 2: Convert to fraction form
    87,314.14/120,472.48 = 50,994.98/x
  3. Step 3: Cross multiply
    87,314.14x = 120,472.48 × 50,994.98
  4. Step 4: Simplify right side
    87,314.14x = 6,143,491,708.15
  5. Step 5: Solve for x
    x = 6,143,491,708.15/87,314.14
  6. Step 6: Final answer
    x = 70,360.79

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1.5x scale

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.