Home / 86,393.08-129,605.96-33,799.24

Finding the Fourth Proportional to 86,393.08, 129,605.96 and 33,799.24

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Solution

The fourth proportional to 86,393.08, 129,605.96 and 33,799.24 is: 50,705.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,393.08 : 129,605.96 = 33,799.24 : x
  2. Step 2: Convert to fraction form
    86,393.08/129,605.96 = 33,799.24/x
  3. Step 3: Cross multiply
    86,393.08x = 129,605.96 × 33,799.24
  4. Step 4: Simplify right side
    86,393.08x = 4,380,582,947.47
  5. Step 5: Solve for x
    x = 4,380,582,947.47/86,393.08
  6. Step 6: Final answer
    x = 50,705.25

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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.