Home / 95,151.21-131,308.39-52,709.74

Finding the Fourth Proportional to 95,151.21, 131,308.39 and 52,709.74

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Solution

The fourth proportional to 95,151.21, 131,308.39 and 52,709.74 is: 72,739.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,151.21 : 131,308.39 = 52,709.74 : x
  2. Step 2: Convert to fraction form
    95,151.21/131,308.39 = 52,709.74/x
  3. Step 3: Cross multiply
    95,151.21x = 131,308.39 × 52,709.74
  4. Step 4: Simplify right side
    95,151.21x = 6,921,230,834.33
  5. Step 5: Solve for x
    x = 6,921,230,834.33/95,151.21
  6. Step 6: Final answer
    x = 72,739.29

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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.