Home / 106,109.80-146,435.10-58,366.84

Finding the Fourth Proportional to 106,109.80, 146,435.10 and 58,366.84

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Solution

The fourth proportional to 106,109.80, 146,435.10 and 58,366.84 is: 80,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,109.80 : 146,435.10 = 58,366.84 : x
  2. Step 2: Convert to fraction form
    106,109.80/146,435.10 = 58,366.84/x
  3. Step 3: Cross multiply
    106,109.80x = 146,435.10 × 58,366.84
  4. Step 4: Simplify right side
    106,109.80x = 8,546,954,052.08
  5. Step 5: Solve for x
    x = 8,546,954,052.08/106,109.80
  6. Step 6: Final answer
    x = 80,548.21

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1.5x scale

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.