Home / 86,662.38-119,606.84-50,872.12

Finding the Fourth Proportional to 86,662.38, 119,606.84 and 50,872.12

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Solution

The fourth proportional to 86,662.38, 119,606.84 and 50,872.12 is: 70,211.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,662.38 : 119,606.84 = 50,872.12 : x
  2. Step 2: Convert to fraction form
    86,662.38/119,606.84 = 50,872.12/x
  3. Step 3: Cross multiply
    86,662.38x = 119,606.84 × 50,872.12
  4. Step 4: Simplify right side
    86,662.38x = 6,084,653,517.30
  5. Step 5: Solve for x
    x = 6,084,653,517.30/86,662.38
  6. Step 6: Final answer
    x = 70,211.01

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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.