Home / 95,039.99-131,123.12-54,752.70

Finding the Fourth Proportional to 95,039.99, 131,123.12 and 54,752.70

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Solution

The fourth proportional to 95,039.99, 131,123.12 and 54,752.70 is: 75,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,039.99 : 131,123.12 = 54,752.70 : x
  2. Step 2: Convert to fraction form
    95,039.99/131,123.12 = 54,752.70/x
  3. Step 3: Cross multiply
    95,039.99x = 131,123.12 × 54,752.70
  4. Step 4: Simplify right side
    95,039.99x = 7,179,344,852.42
  5. Step 5: Solve for x
    x = 7,179,344,852.42/95,039.99
  6. Step 6: Final answer
    x = 75,540.25

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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.