Home / 68,908.45-95,066.52-39,817.59

Finding the Fourth Proportional to 68,908.45, 95,066.52 and 39,817.59

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Solution

The fourth proportional to 68,908.45, 95,066.52 and 39,817.59 is: 54,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,908.45 : 95,066.52 = 39,817.59 : x
  2. Step 2: Convert to fraction form
    68,908.45/95,066.52 = 39,817.59/x
  3. Step 3: Cross multiply
    68,908.45x = 95,066.52 × 39,817.59
  4. Step 4: Simplify right side
    68,908.45x = 3,785,319,857.01
  5. Step 5: Solve for x
    x = 3,785,319,857.01/68,908.45
  6. Step 6: Final answer
    x = 54,932.60

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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.