Home / 95,173.45-131,351.02-54,887.20

Finding the Fourth Proportional to 95,173.45, 131,351.02 and 54,887.20

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Solution

The fourth proportional to 95,173.45, 131,351.02 and 54,887.20 is: 75,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,173.45 : 131,351.02 = 54,887.20 : x
  2. Step 2: Convert to fraction form
    95,173.45/131,351.02 = 54,887.20/x
  3. Step 3: Cross multiply
    95,173.45x = 131,351.02 × 54,887.20
  4. Step 4: Simplify right side
    95,173.45x = 7,209,489,239.35
  5. Step 5: Solve for x
    x = 7,209,489,239.35/95,173.45
  6. Step 6: Final answer
    x = 75,751.06

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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.