Home / 95,530.05-131,820.98-55,237.71

Finding the Fourth Proportional to 95,530.05, 131,820.98 and 55,237.71

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Solution

The fourth proportional to 95,530.05, 131,820.98 and 55,237.71 is: 76,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,530.05 : 131,820.98 = 55,237.71 : x
  2. Step 2: Convert to fraction form
    95,530.05/131,820.98 = 55,237.71/x
  3. Step 3: Cross multiply
    95,530.05x = 131,820.98 × 55,237.71
  4. Step 4: Simplify right side
    95,530.05x = 7,281,489,065.16
  5. Step 5: Solve for x
    x = 7,281,489,065.16/95,530.05
  6. Step 6: Final answer
    x = 76,221.97

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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.