Home / 54,450.60-75,122.82-34,309.32

Finding the Fourth Proportional to 54,450.60, 75,122.82 and 34,309.32

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Solution

The fourth proportional to 54,450.60, 75,122.82 and 34,309.32 is: 47,334.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450.60 : 75,122.82 = 34,309.32 : x
  2. Step 2: Convert to fraction form
    54,450.60/75,122.82 = 34,309.32/x
  3. Step 3: Cross multiply
    54,450.60x = 75,122.82 × 34,309.32
  4. Step 4: Simplify right side
    54,450.60x = 2,577,412,870.68
  5. Step 5: Solve for x
    x = 2,577,412,870.68/54,450.60
  6. Step 6: Final answer
    x = 47,334.88

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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.