Home / 106,314.12-146,734.67-61,022.70

Finding the Fourth Proportional to 106,314.12, 146,734.67 and 61,022.70

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Solution

The fourth proportional to 106,314.12, 146,734.67 and 61,022.70 is: 84,223.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,314.12 : 146,734.67 = 61,022.70 : x
  2. Step 2: Convert to fraction form
    106,314.12/146,734.67 = 61,022.70/x
  3. Step 3: Cross multiply
    106,314.12x = 146,734.67 × 61,022.70
  4. Step 4: Simplify right side
    106,314.12x = 8,954,145,899.57
  5. Step 5: Solve for x
    x = 8,954,145,899.57/106,314.12
  6. Step 6: Final answer
    x = 84,223.49

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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.