Home / 54,287.01-74,914.00-30,412.49

Finding the Fourth Proportional to 54,287.01, 74,914.00 and 30,412.49

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Solution

The fourth proportional to 54,287.01, 74,914.00 and 30,412.49 is: 41,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,287.01 : 74,914.00 = 30,412.49 : x
  2. Step 2: Convert to fraction form
    54,287.01/74,914.00 = 30,412.49/x
  3. Step 3: Cross multiply
    54,287.01x = 74,914.00 × 30,412.49
  4. Step 4: Simplify right side
    54,287.01x = 2,278,320,825.26
  5. Step 5: Solve for x
    x = 2,278,320,825.26/54,287.01
  6. Step 6: Final answer
    x = 41,968.07

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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.