Home / 51,648.39-77,462.39-14,198.81

Finding the Fourth Proportional to 51,648.39, 77,462.39 and 14,198.81

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Solution

The fourth proportional to 51,648.39, 77,462.39 and 14,198.81 is: 21,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,648.39 : 77,462.39 = 14,198.81 : x
  2. Step 2: Convert to fraction form
    51,648.39/77,462.39 = 14,198.81/x
  3. Step 3: Cross multiply
    51,648.39x = 77,462.39 × 14,198.81
  4. Step 4: Simplify right side
    51,648.39x = 1,099,873,299.45
  5. Step 5: Solve for x
    x = 1,099,873,299.45/51,648.39
  6. Step 6: Final answer
    x = 21,295.40

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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.