Home / 55,040.74-75,979.47-37,159.97

Finding the Fourth Proportional to 55,040.74, 75,979.47 and 37,159.97

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Solution

The fourth proportional to 55,040.74, 75,979.47 and 37,159.97 is: 51,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,040.74 : 75,979.47 = 37,159.97 : x
  2. Step 2: Convert to fraction form
    55,040.74/75,979.47 = 37,159.97/x
  3. Step 3: Cross multiply
    55,040.74x = 75,979.47 × 37,159.97
  4. Step 4: Simplify right side
    55,040.74x = 2,823,394,585.27
  5. Step 5: Solve for x
    x = 2,823,394,585.27/55,040.74
  6. Step 6: Final answer
    x = 51,296.45

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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.