Home / 54,176.51-74,771.75-31,202.07

Finding the Fourth Proportional to 54,176.51, 74,771.75 and 31,202.07

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Solution

The fourth proportional to 54,176.51, 74,771.75 and 31,202.07 is: 43,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,176.51 : 74,771.75 = 31,202.07 : x
  2. Step 2: Convert to fraction form
    54,176.51/74,771.75 = 31,202.07/x
  3. Step 3: Cross multiply
    54,176.51x = 74,771.75 × 31,202.07
  4. Step 4: Simplify right side
    54,176.51x = 2,333,033,377.52
  5. Step 5: Solve for x
    x = 2,333,033,377.52/54,176.51
  6. Step 6: Final answer
    x = 43,063.56

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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.