Home / 54,376.20-81,564.30-23,272.20

Finding the Fourth Proportional to 54,376.20, 81,564.30 and 23,272.20

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Solution

The fourth proportional to 54,376.20, 81,564.30 and 23,272.20 is: 34,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,376.20 : 81,564.30 = 23,272.20 : x
  2. Step 2: Convert to fraction form
    54,376.20/81,564.30 = 23,272.20/x
  3. Step 3: Cross multiply
    54,376.20x = 81,564.30 × 23,272.20
  4. Step 4: Simplify right side
    54,376.20x = 1,898,180,702.46
  5. Step 5: Solve for x
    x = 1,898,180,702.46/54,376.20
  6. Step 6: Final answer
    x = 34,908.30

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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.