Home / 95,571.21-131,919.03-57,877.05

Finding the Fourth Proportional to 95,571.21, 131,919.03 and 57,877.05

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Solution

The fourth proportional to 95,571.21, 131,919.03 and 57,877.05 is: 79,888.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,571.21 : 131,919.03 = 57,877.05 : x
  2. Step 2: Convert to fraction form
    95,571.21/131,919.03 = 57,877.05/x
  3. Step 3: Cross multiply
    95,571.21x = 131,919.03 × 57,877.05
  4. Step 4: Simplify right side
    95,571.21x = 7,635,084,295.26
  5. Step 5: Solve for x
    x = 7,635,084,295.26/95,571.21
  6. Step 6: Final answer
    x = 79,888.96

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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.