Home / 95,107.86-131,237.68-54,821.16

Finding the Fourth Proportional to 95,107.86, 131,237.68 and 54,821.16

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Solution

The fourth proportional to 95,107.86, 131,237.68 and 54,821.16 is: 75,646.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,107.86 : 131,237.68 = 54,821.16 : x
  2. Step 2: Convert to fraction form
    95,107.86/131,237.68 = 54,821.16/x
  3. Step 3: Cross multiply
    95,107.86x = 131,237.68 × 54,821.16
  4. Step 4: Simplify right side
    95,107.86x = 7,194,601,853.31
  5. Step 5: Solve for x
    x = 7,194,601,853.31/95,107.86
  6. Step 6: Final answer
    x = 75,646.76

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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.