Home / 68,942.25-95,148.50-38,727.63

Finding the Fourth Proportional to 68,942.25, 95,148.50 and 38,727.63

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Solution

The fourth proportional to 68,942.25, 95,148.50 and 38,727.63 is: 53,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,942.25 : 95,148.50 = 38,727.63 : x
  2. Step 2: Convert to fraction form
    68,942.25/95,148.50 = 38,727.63/x
  3. Step 3: Cross multiply
    68,942.25x = 95,148.50 × 38,727.63
  4. Step 4: Simplify right side
    68,942.25x = 3,684,875,709.42
  5. Step 5: Solve for x
    x = 3,684,875,709.42/68,942.25
  6. Step 6: Final answer
    x = 53,448.73

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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.