Home / 95,423.68-131,690.64-55,144.82

Finding the Fourth Proportional to 95,423.68, 131,690.64 and 55,144.82

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Solution

The fourth proportional to 95,423.68, 131,690.64 and 55,144.82 is: 76,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,423.68 : 131,690.64 = 55,144.82 : x
  2. Step 2: Convert to fraction form
    95,423.68/131,690.64 = 55,144.82/x
  3. Step 3: Cross multiply
    95,423.68x = 131,690.64 × 55,144.82
  4. Step 4: Simplify right side
    95,423.68x = 7,262,056,638.48
  5. Step 5: Solve for x
    x = 7,262,056,638.48/95,423.68
  6. Step 6: Final answer
    x = 76,103.30

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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.