Home / 95,415.78-131,679.72-52,975.02

Finding the Fourth Proportional to 95,415.78, 131,679.72 and 52,975.02

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Solution

The fourth proportional to 95,415.78, 131,679.72 and 52,975.02 is: 73,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,415.78 : 131,679.72 = 52,975.02 : x
  2. Step 2: Convert to fraction form
    95,415.78/131,679.72 = 52,975.02/x
  3. Step 3: Cross multiply
    95,415.78x = 131,679.72 × 52,975.02
  4. Step 4: Simplify right side
    95,415.78x = 6,975,735,800.59
  5. Step 5: Solve for x
    x = 6,975,735,800.59/95,415.78
  6. Step 6: Final answer
    x = 73,108.83

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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.