Home / 94,213.32-129,982.20-58,390.26

Finding the Fourth Proportional to 94,213.32, 129,982.20 and 58,390.26

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Solution

The fourth proportional to 94,213.32, 129,982.20 and 58,390.26 is: 80,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,213.32 : 129,982.20 = 58,390.26 : x
  2. Step 2: Convert to fraction form
    94,213.32/129,982.20 = 58,390.26/x
  3. Step 3: Cross multiply
    94,213.32x = 129,982.20 × 58,390.26
  4. Step 4: Simplify right side
    94,213.32x = 7,589,694,453.37
  5. Step 5: Solve for x
    x = 7,589,694,453.37/94,213.32
  6. Step 6: Final answer
    x = 80,558.61

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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.