Home / 123,325.20-184,906.80-48,400.20

Finding the Fourth Proportional to 123,325.20, 184,906.80 and 48,400.20

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Solution

The fourth proportional to 123,325.20, 184,906.80 and 48,400.20 is: 72,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,325.20 : 184,906.80 = 48,400.20 : x
  2. Step 2: Convert to fraction form
    123,325.20/184,906.80 = 48,400.20/x
  3. Step 3: Cross multiply
    123,325.20x = 184,906.80 × 48,400.20
  4. Step 4: Simplify right side
    123,325.20x = 8,949,526,101.36
  5. Step 5: Solve for x
    x = 8,949,526,101.36/123,325.20
  6. Step 6: Final answer
    x = 72,568.51

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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.