Home / 95,205.89-131,383.31-52,187.78

Finding the Fourth Proportional to 95,205.89, 131,383.31 and 52,187.78

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Solution

The fourth proportional to 95,205.89, 131,383.31 and 52,187.78 is: 72,018.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,205.89 : 131,383.31 = 52,187.78 : x
  2. Step 2: Convert to fraction form
    95,205.89/131,383.31 = 52,187.78/x
  3. Step 3: Cross multiply
    95,205.89x = 131,383.31 × 52,187.78
  4. Step 4: Simplify right side
    95,205.89x = 6,856,602,751.50
  5. Step 5: Solve for x
    x = 6,856,602,751.50/95,205.89
  6. Step 6: Final answer
    x = 72,018.68

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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.