Home / 95,005.83-131,076.21-54,718.79

Finding the Fourth Proportional to 95,005.83, 131,076.21 and 54,718.79

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Solution

The fourth proportional to 95,005.83, 131,076.21 and 54,718.79 is: 75,493.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,005.83 : 131,076.21 = 54,718.79 : x
  2. Step 2: Convert to fraction form
    95,005.83/131,076.21 = 54,718.79/x
  3. Step 3: Cross multiply
    95,005.83x = 131,076.21 × 54,718.79
  4. Step 4: Simplify right side
    95,005.83x = 7,172,330,953.60
  5. Step 5: Solve for x
    x = 7,172,330,953.60/95,005.83
  6. Step 6: Final answer
    x = 75,493.59

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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.