Home / 54,506.22-75,220.38-30,632.28

Finding the Fourth Proportional to 54,506.22, 75,220.38 and 30,632.28

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Solution

The fourth proportional to 54,506.22, 75,220.38 and 30,632.28 is: 42,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,506.22 : 75,220.38 = 30,632.28 : x
  2. Step 2: Convert to fraction form
    54,506.22/75,220.38 = 30,632.28/x
  3. Step 3: Cross multiply
    54,506.22x = 75,220.38 × 30,632.28
  4. Step 4: Simplify right side
    54,506.22x = 2,304,171,741.87
  5. Step 5: Solve for x
    x = 2,304,171,741.87/54,506.22
  6. Step 6: Final answer
    x = 42,273.56

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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.