Home / 54,885.86-75,742.62-29,735.36

Finding the Fourth Proportional to 54,885.86, 75,742.62 and 29,735.36

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Solution

The fourth proportional to 54,885.86, 75,742.62 and 29,735.36 is: 41,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,885.86 : 75,742.62 = 29,735.36 : x
  2. Step 2: Convert to fraction form
    54,885.86/75,742.62 = 29,735.36/x
  3. Step 3: Cross multiply
    54,885.86x = 75,742.62 × 29,735.36
  4. Step 4: Simplify right side
    54,885.86x = 2,252,234,073.04
  5. Step 5: Solve for x
    x = 2,252,234,073.04/54,885.86
  6. Step 6: Final answer
    x = 41,034.87

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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.