Home / 86,341.44-129,585.97-33,787.83

Finding the Fourth Proportional to 86,341.44, 129,585.97 and 33,787.83

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Solution

The fourth proportional to 86,341.44, 129,585.97 and 33,787.83 is: 50,710.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,341.44 : 129,585.97 = 33,787.83 : x
  2. Step 2: Convert to fraction form
    86,341.44/129,585.97 = 33,787.83/x
  3. Step 3: Cross multiply
    86,341.44x = 129,585.97 × 33,787.83
  4. Step 4: Simplify right side
    86,341.44x = 4,378,428,724.75
  5. Step 5: Solve for x
    x = 4,378,428,724.75/86,341.44
  6. Step 6: Final answer
    x = 50,710.63

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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.