Home / 54,955.63-75,837.36-30,425.59

Finding the Fourth Proportional to 54,955.63, 75,837.36 and 30,425.59

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Solution

The fourth proportional to 54,955.63, 75,837.36 and 30,425.59 is: 41,986.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,955.63 : 75,837.36 = 30,425.59 : x
  2. Step 2: Convert to fraction form
    54,955.63/75,837.36 = 30,425.59/x
  3. Step 3: Cross multiply
    54,955.63x = 75,837.36 × 30,425.59
  4. Step 4: Simplify right side
    54,955.63x = 2,307,396,422.04
  5. Step 5: Solve for x
    x = 2,307,396,422.04/54,955.63
  6. Step 6: Final answer
    x = 41,986.53

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1.5x scale

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.