Home / 95,445.52-131,712.78-53,003.32

Finding the Fourth Proportional to 95,445.52, 131,712.78 and 53,003.32

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Solution

The fourth proportional to 95,445.52, 131,712.78 and 53,003.32 is: 73,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,445.52 : 131,712.78 = 53,003.32 : x
  2. Step 2: Convert to fraction form
    95,445.52/131,712.78 = 53,003.32/x
  3. Step 3: Cross multiply
    95,445.52x = 131,712.78 × 53,003.32
  4. Step 4: Simplify right side
    95,445.52x = 6,981,214,626.43
  5. Step 5: Solve for x
    x = 6,981,214,626.43/95,445.52
  6. Step 6: Final answer
    x = 73,143.45

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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.