Home / 131,027.80-196,541.70-116,512.60

Finding the Fourth Proportional to 131,027.80, 196,541.70 and 116,512.60

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Solution

The fourth proportional to 131,027.80, 196,541.70 and 116,512.60 is: 174,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,027.80 : 196,541.70 = 116,512.60 : x
  2. Step 2: Convert to fraction form
    131,027.80/196,541.70 = 116,512.60/x
  3. Step 3: Cross multiply
    131,027.80x = 196,541.70 × 116,512.60
  4. Step 4: Simplify right side
    131,027.80x = 22,899,584,475.42
  5. Step 5: Solve for x
    x = 22,899,584,475.42/131,027.80
  6. Step 6: Final answer
    x = 174,768.90

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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.