Home / 87,271.14-120,441.18-50,984.25

Finding the Fourth Proportional to 87,271.14, 120,441.18 and 50,984.25

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Solution

The fourth proportional to 87,271.14, 120,441.18 and 50,984.25 is: 70,362.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,271.14 : 120,441.18 = 50,984.25 : x
  2. Step 2: Convert to fraction form
    87,271.14/120,441.18 = 50,984.25/x
  3. Step 3: Cross multiply
    87,271.14x = 120,441.18 × 50,984.25
  4. Step 4: Simplify right side
    87,271.14x = 6,140,603,361.65
  5. Step 5: Solve for x
    x = 6,140,603,361.65/87,271.14
  6. Step 6: Final answer
    x = 70,362.36

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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.