Home / 95,156.98-131,183.34-66,435.60

Finding the Fourth Proportional to 95,156.98, 131,183.34 and 66,435.60

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Solution

The fourth proportional to 95,156.98, 131,183.34 and 66,435.60 is: 91,588.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,156.98 : 131,183.34 = 66,435.60 : x
  2. Step 2: Convert to fraction form
    95,156.98/131,183.34 = 66,435.60/x
  3. Step 3: Cross multiply
    95,156.98x = 131,183.34 × 66,435.60
  4. Step 4: Simplify right side
    95,156.98x = 8,715,243,902.90
  5. Step 5: Solve for x
    x = 8,715,243,902.90/95,156.98
  6. Step 6: Final answer
    x = 91,588.07

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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.