Home / 125,022.20-187,533.30-50,153.90

Finding the Fourth Proportional to 125,022.20, 187,533.30 and 50,153.90

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Solution

The fourth proportional to 125,022.20, 187,533.30 and 50,153.90 is: 75,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,022.20 : 187,533.30 = 50,153.90 : x
  2. Step 2: Convert to fraction form
    125,022.20/187,533.30 = 50,153.90/x
  3. Step 3: Cross multiply
    125,022.20x = 187,533.30 × 50,153.90
  4. Step 4: Simplify right side
    125,022.20x = 9,405,526,374.87
  5. Step 5: Solve for x
    x = 9,405,526,374.87/125,022.20
  6. Step 6: Final answer
    x = 75,230.85

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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.