Home / 153,912.38-230,868.70-122,944.46

Finding the Fourth Proportional to 153,912.38, 230,868.70 and 122,944.46

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Solution

The fourth proportional to 153,912.38, 230,868.70 and 122,944.46 is: 184,416.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,912.38 : 230,868.70 = 122,944.46 : x
  2. Step 2: Convert to fraction form
    153,912.38/230,868.70 = 122,944.46/x
  3. Step 3: Cross multiply
    153,912.38x = 230,868.70 × 122,944.46
  4. Step 4: Simplify right side
    153,912.38x = 28,384,027,652.40
  5. Step 5: Solve for x
    x = 28,384,027,652.40/153,912.38
  6. Step 6: Final answer
    x = 184,416.79

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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.