Home / 117,836.18-176,781.95-38,950.41

Finding the Fourth Proportional to 117,836.18, 176,781.95 and 38,950.41

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Solution

The fourth proportional to 117,836.18, 176,781.95 and 38,950.41 is: 58,434.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,836.18 : 176,781.95 = 38,950.41 : x
  2. Step 2: Convert to fraction form
    117,836.18/176,781.95 = 38,950.41/x
  3. Step 3: Cross multiply
    117,836.18x = 176,781.95 × 38,950.41
  4. Step 4: Simplify right side
    117,836.18x = 6,885,729,433.10
  5. Step 5: Solve for x
    x = 6,885,729,433.10/117,836.18
  6. Step 6: Final answer
    x = 58,434.76

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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.