Home / 54,388.46-75,056.00-30,517.35

Finding the Fourth Proportional to 54,388.46, 75,056.00 and 30,517.35

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Solution

The fourth proportional to 54,388.46, 75,056.00 and 30,517.35 is: 42,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,388.46 : 75,056.00 = 30,517.35 : x
  2. Step 2: Convert to fraction form
    54,388.46/75,056.00 = 30,517.35/x
  3. Step 3: Cross multiply
    54,388.46x = 75,056.00 × 30,517.35
  4. Step 4: Simplify right side
    54,388.46x = 2,290,510,069.01
  5. Step 5: Solve for x
    x = 2,290,510,069.01/54,388.46
  6. Step 6: Final answer
    x = 42,113.90

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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.