Home / 81,951.24-113,093.10-46,146

Finding the Fourth Proportional to 81,951.24, 113,093.10 and 46,146

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Solution

The fourth proportional to 81,951.24, 113,093.10 and 46,146 is: 63,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,951.24 : 113,093.10 = 46,146 : x
  2. Step 2: Convert to fraction form
    81,951.24/113,093.10 = 46,146/x
  3. Step 3: Cross multiply
    81,951.24x = 113,093.10 × 46,146
  4. Step 4: Simplify right side
    81,951.24x = 5,218,794,192.60
  5. Step 5: Solve for x
    x = 5,218,794,192.60/81,951.24
  6. Step 6: Final answer
    x = 63,681.70

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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.