Home / 95,393.97-131,657.37-57,155.03

Finding the Fourth Proportional to 95,393.97, 131,657.37 and 57,155.03

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Solution

The fourth proportional to 95,393.97, 131,657.37 and 57,155.03 is: 78,882.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,393.97 : 131,657.37 = 57,155.03 : x
  2. Step 2: Convert to fraction form
    95,393.97/131,657.37 = 57,155.03/x
  3. Step 3: Cross multiply
    95,393.97x = 131,657.37 × 57,155.03
  4. Step 4: Simplify right side
    95,393.97x = 7,524,881,775.99
  5. Step 5: Solve for x
    x = 7,524,881,775.99/95,393.97
  6. Step 6: Final answer
    x = 78,882.15

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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.