Home / 95,181.12-131,290.32-61,233.78

Finding the Fourth Proportional to 95,181.12, 131,290.32 and 61,233.78

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Solution

The fourth proportional to 95,181.12, 131,290.32 and 61,233.78 is: 84,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,181.12 : 131,290.32 = 61,233.78 : x
  2. Step 2: Convert to fraction form
    95,181.12/131,290.32 = 61,233.78/x
  3. Step 3: Cross multiply
    95,181.12x = 131,290.32 × 61,233.78
  4. Step 4: Simplify right side
    95,181.12x = 8,039,402,571.01
  5. Step 5: Solve for x
    x = 8,039,402,571.01/95,181.12
  6. Step 6: Final answer
    x = 84,464.26

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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.