Home / 95,108.07-131,238.07-54,821.56

Finding the Fourth Proportional to 95,108.07, 131,238.07 and 54,821.56

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Solution

The fourth proportional to 95,108.07, 131,238.07 and 54,821.56 is: 75,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,108.07 : 131,238.07 = 54,821.56 : x
  2. Step 2: Convert to fraction form
    95,108.07/131,238.07 = 54,821.56/x
  3. Step 3: Cross multiply
    95,108.07x = 131,238.07 × 54,821.56
  4. Step 4: Simplify right side
    95,108.07x = 7,194,675,818.08
  5. Step 5: Solve for x
    x = 7,194,675,818.08/95,108.07
  6. Step 6: Final answer
    x = 75,647.37

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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.