Home / 106,409.06-146,845.63-58,664.12

Finding the Fourth Proportional to 106,409.06, 146,845.63 and 58,664.12

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Solution

The fourth proportional to 106,409.06, 146,845.63 and 58,664.12 is: 80,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,409.06 : 146,845.63 = 58,664.12 : x
  2. Step 2: Convert to fraction form
    106,409.06/146,845.63 = 58,664.12/x
  3. Step 3: Cross multiply
    106,409.06x = 146,845.63 × 58,664.12
  4. Step 4: Simplify right side
    106,409.06x = 8,614,568,925.57
  5. Step 5: Solve for x
    x = 8,614,568,925.57/106,409.06
  6. Step 6: Final answer
    x = 80,957.10

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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.