Home / 54,825.34-82,240.92-15,385.53

Finding the Fourth Proportional to 54,825.34, 82,240.92 and 15,385.53

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Solution

The fourth proportional to 54,825.34, 82,240.92 and 15,385.53 is: 23,079.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,825.34 : 82,240.92 = 15,385.53 : x
  2. Step 2: Convert to fraction form
    54,825.34/82,240.92 = 15,385.53/x
  3. Step 3: Cross multiply
    54,825.34x = 82,240.92 × 15,385.53
  4. Step 4: Simplify right side
    54,825.34x = 1,265,320,334.64
  5. Step 5: Solve for x
    x = 1,265,320,334.64/54,825.34
  6. Step 6: Final answer
    x = 23,079.11

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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.