Home / 106,411.34-146,854.26-58,664.61

Finding the Fourth Proportional to 106,411.34, 146,854.26 and 58,664.61

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Solution

The fourth proportional to 106,411.34, 146,854.26 and 58,664.61 is: 80,960.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,411.34 : 146,854.26 = 58,664.61 : x
  2. Step 2: Convert to fraction form
    106,411.34/146,854.26 = 58,664.61/x
  3. Step 3: Cross multiply
    106,411.34x = 146,854.26 × 58,664.61
  4. Step 4: Simplify right side
    106,411.34x = 8,615,147,889.74
  5. Step 5: Solve for x
    x = 8,615,147,889.74/106,411.34
  6. Step 6: Final answer
    x = 80,960.81

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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.