Home / 54,607.46-81,902.07-15,168.56

Finding the Fourth Proportional to 54,607.46, 81,902.07 and 15,168.56

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Solution

The fourth proportional to 54,607.46, 81,902.07 and 15,168.56 is: 22,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,607.46 : 81,902.07 = 15,168.56 : x
  2. Step 2: Convert to fraction form
    54,607.46/81,902.07 = 15,168.56/x
  3. Step 3: Cross multiply
    54,607.46x = 81,902.07 × 15,168.56
  4. Step 4: Simplify right side
    54,607.46x = 1,242,336,053.41
  5. Step 5: Solve for x
    x = 1,242,336,053.41/54,607.46
  6. Step 6: Final answer
    x = 22,750.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.