Home / 86,179.56-129,302.30-33,625.68

Finding the Fourth Proportional to 86,179.56, 129,302.30 and 33,625.68

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Solution

The fourth proportional to 86,179.56, 129,302.30 and 33,625.68 is: 50,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,179.56 : 129,302.30 = 33,625.68 : x
  2. Step 2: Convert to fraction form
    86,179.56/129,302.30 = 33,625.68/x
  3. Step 3: Cross multiply
    86,179.56x = 129,302.30 × 33,625.68
  4. Step 4: Simplify right side
    86,179.56x = 4,347,877,763.06
  5. Step 5: Solve for x
    x = 4,347,877,763.06/86,179.56
  6. Step 6: Final answer
    x = 50,451.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.