Home / 54,554.44-75,291.78-30,682.12

Finding the Fourth Proportional to 54,554.44, 75,291.78 and 30,682.12

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Solution

The fourth proportional to 54,554.44, 75,291.78 and 30,682.12 is: 42,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,554.44 : 75,291.78 = 30,682.12 : x
  2. Step 2: Convert to fraction form
    54,554.44/75,291.78 = 30,682.12/x
  3. Step 3: Cross multiply
    54,554.44x = 75,291.78 × 30,682.12
  4. Step 4: Simplify right side
    54,554.44x = 2,310,111,428.97
  5. Step 5: Solve for x
    x = 2,310,111,428.97/54,554.44
  6. Step 6: Final answer
    x = 42,345.07

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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.