Home / 54,494.10-75,208.57-30,620.25

Finding the Fourth Proportional to 54,494.10, 75,208.57 and 30,620.25

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Solution

The fourth proportional to 54,494.10, 75,208.57 and 30,620.25 is: 42,259.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,494.10 : 75,208.57 = 30,620.25 : x
  2. Step 2: Convert to fraction form
    54,494.10/75,208.57 = 30,620.25/x
  3. Step 3: Cross multiply
    54,494.10x = 75,208.57 × 30,620.25
  4. Step 4: Simplify right side
    54,494.10x = 2,302,905,215.54
  5. Step 5: Solve for x
    x = 2,302,905,215.54/54,494.10
  6. Step 6: Final answer
    x = 42,259.72

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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.