Home / 117,836.21-176,782-38,950.44

Finding the Fourth Proportional to 117,836.21, 176,782 and 38,950.44

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Solution

The fourth proportional to 117,836.21, 176,782 and 38,950.44 is: 58,434.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,836.21 : 176,782 = 38,950.44 : x
  2. Step 2: Convert to fraction form
    117,836.21/176,782 = 38,950.44/x
  3. Step 3: Cross multiply
    117,836.21x = 176,782 × 38,950.44
  4. Step 4: Simplify right side
    117,836.21x = 6,885,736,684.08
  5. Step 5: Solve for x
    x = 6,885,736,684.08/117,836.21
  6. Step 6: Final answer
    x = 58,434.81

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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.