Home / 95,463.20-131,738.40-53,021.60

Finding the Fourth Proportional to 95,463.20, 131,738.40 and 53,021.60

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Solution

The fourth proportional to 95,463.20, 131,738.40 and 53,021.60 is: 73,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,463.20 : 131,738.40 = 53,021.60 : x
  2. Step 2: Convert to fraction form
    95,463.20/131,738.40 = 53,021.60/x
  3. Step 3: Cross multiply
    95,463.20x = 131,738.40 × 53,021.60
  4. Step 4: Simplify right side
    95,463.20x = 6,984,980,749.44
  5. Step 5: Solve for x
    x = 6,984,980,749.44/95,463.20
  6. Step 6: Final answer
    x = 73,169.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.