Home / 106,113.27-146,457.12-60,821.61

Finding the Fourth Proportional to 106,113.27, 146,457.12 and 60,821.61

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Solution

The fourth proportional to 106,113.27, 146,457.12 and 60,821.61 is: 83,945.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,113.27 : 146,457.12 = 60,821.61 : x
  2. Step 2: Convert to fraction form
    106,113.27/146,457.12 = 60,821.61/x
  3. Step 3: Cross multiply
    106,113.27x = 146,457.12 × 60,821.61
  4. Step 4: Simplify right side
    106,113.27x = 8,907,757,834.36
  5. Step 5: Solve for x
    x = 8,907,757,834.36/106,113.27
  6. Step 6: Final answer
    x = 83,945.75

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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.