Home / 106,426.34-146,874.96-58,679.61

Finding the Fourth Proportional to 106,426.34, 146,874.96 and 58,679.61

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Solution

The fourth proportional to 106,426.34, 146,874.96 and 58,679.61 is: 80,981.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,426.34 : 146,874.96 = 58,679.61 : x
  2. Step 2: Convert to fraction form
    106,426.34/146,874.96 = 58,679.61/x
  3. Step 3: Cross multiply
    106,426.34x = 146,874.96 × 58,679.61
  4. Step 4: Simplify right side
    106,426.34x = 8,618,565,371.57
  5. Step 5: Solve for x
    x = 8,618,565,371.57/106,426.34
  6. Step 6: Final answer
    x = 80,981.51

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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.