Home / 124,900.20-187,350.30-122,826.60

Finding the Fourth Proportional to 124,900.20, 187,350.30 and 122,826.60

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Solution

The fourth proportional to 124,900.20, 187,350.30 and 122,826.60 is: 184,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,900.20 : 187,350.30 = 122,826.60 : x
  2. Step 2: Convert to fraction form
    124,900.20/187,350.30 = 122,826.60/x
  3. Step 3: Cross multiply
    124,900.20x = 187,350.30 × 122,826.60
  4. Step 4: Simplify right side
    124,900.20x = 23,011,600,357.98
  5. Step 5: Solve for x
    x = 23,011,600,357.98/124,900.20
  6. Step 6: Final answer
    x = 184,239.90

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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.