Home / 51,899.83-77,860.70-16,836.77

Finding the Fourth Proportional to 51,899.83, 77,860.70 and 16,836.77

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Solution

The fourth proportional to 51,899.83, 77,860.70 and 16,836.77 is: 25,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,899.83 : 77,860.70 = 16,836.77 : x
  2. Step 2: Convert to fraction form
    51,899.83/77,860.70 = 16,836.77/x
  3. Step 3: Cross multiply
    51,899.83x = 77,860.70 × 16,836.77
  4. Step 4: Simplify right side
    51,899.83x = 1,310,922,871.54
  5. Step 5: Solve for x
    x = 1,310,922,871.54/51,899.83
  6. Step 6: Final answer
    x = 25,258.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.