Home / 55,001.71-82,489.35-25,391.09

Finding the Fourth Proportional to 55,001.71, 82,489.35 and 25,391.09

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Solution

The fourth proportional to 55,001.71, 82,489.35 and 25,391.09 is: 38,080.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,001.71 : 82,489.35 = 25,391.09 : x
  2. Step 2: Convert to fraction form
    55,001.71/82,489.35 = 25,391.09/x
  3. Step 3: Cross multiply
    55,001.71x = 82,489.35 × 25,391.09
  4. Step 4: Simplify right side
    55,001.71x = 2,094,494,716.11
  5. Step 5: Solve for x
    x = 2,094,494,716.11/55,001.71
  6. Step 6: Final answer
    x = 38,080.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.