Home / 62,936.33-86,863.79-36,079.05

Finding the Fourth Proportional to 62,936.33, 86,863.79 and 36,079.05

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Solution

The fourth proportional to 62,936.33, 86,863.79 and 36,079.05 is: 49,795.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,936.33 : 86,863.79 = 36,079.05 : x
  2. Step 2: Convert to fraction form
    62,936.33/86,863.79 = 36,079.05/x
  3. Step 3: Cross multiply
    62,936.33x = 86,863.79 × 36,079.05
  4. Step 4: Simplify right side
    62,936.33x = 3,133,962,842.20
  5. Step 5: Solve for x
    x = 3,133,962,842.20/62,936.33
  6. Step 6: Final answer
    x = 49,795.77

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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.