Home / 55,027.62-75,944.43-51,649.74

Finding the Fourth Proportional to 55,027.62, 75,944.43 and 51,649.74

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Solution

The fourth proportional to 55,027.62, 75,944.43 and 51,649.74 is: 71,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,027.62 : 75,944.43 = 51,649.74 : x
  2. Step 2: Convert to fraction form
    55,027.62/75,944.43 = 51,649.74/x
  3. Step 3: Cross multiply
    55,027.62x = 75,944.43 × 51,649.74
  4. Step 4: Simplify right side
    55,027.62x = 3,922,510,063.95
  5. Step 5: Solve for x
    x = 3,922,510,063.95/55,027.62
  6. Step 6: Final answer
    x = 71,282.57

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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.