Home / 102,826.58-141,902.58-62,542.04

Finding the Fourth Proportional to 102,826.58, 141,902.58 and 62,542.04

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Solution

The fourth proportional to 102,826.58, 141,902.58 and 62,542.04 is: 86,309.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,826.58 : 141,902.58 = 62,542.04 : x
  2. Step 2: Convert to fraction form
    102,826.58/141,902.58 = 62,542.04/x
  3. Step 3: Cross multiply
    102,826.58x = 141,902.58 × 62,542.04
  4. Step 4: Simplify right side
    102,826.58x = 8,874,876,834.46
  5. Step 5: Solve for x
    x = 8,874,876,834.46/102,826.58
  6. Step 6: Final answer
    x = 86,309.17

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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.