Home / 95,040.64-131,170-54,746.64

Finding the Fourth Proportional to 95,040.64, 131,170 and 54,746.64

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Solution

The fourth proportional to 95,040.64, 131,170 and 54,746.64 is: 75,558.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,040.64 : 131,170 = 54,746.64 : x
  2. Step 2: Convert to fraction form
    95,040.64/131,170 = 54,746.64/x
  3. Step 3: Cross multiply
    95,040.64x = 131,170 × 54,746.64
  4. Step 4: Simplify right side
    95,040.64x = 7,181,116,768.80
  5. Step 5: Solve for x
    x = 7,181,116,768.80/95,040.64
  6. Step 6: Final answer
    x = 75,558.38

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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.