Home / 38,908.42-57,992.51-36,693.88

Finding the Fourth Proportional to 38,908.42, 57,992.51 and 36,693.88

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Solution

The fourth proportional to 38,908.42, 57,992.51 and 36,693.88 is: 54,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.42 : 57,992.51 = 36,693.88 : x
  2. Step 2: Convert to fraction form
    38,908.42/57,992.51 = 36,693.88/x
  3. Step 3: Cross multiply
    38,908.42x = 57,992.51 × 36,693.88
  4. Step 4: Simplify right side
    38,908.42x = 2,127,970,202.84
  5. Step 5: Solve for x
    x = 2,127,970,202.84/38,908.42
  6. Step 6: Final answer
    x = 54,691.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.