Home / 54,312.90-81,465.30-22,714.80

Finding the Fourth Proportional to 54,312.90, 81,465.30 and 22,714.80

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Solution

The fourth proportional to 54,312.90, 81,465.30 and 22,714.80 is: 34,070.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,312.90 : 81,465.30 = 22,714.80 : x
  2. Step 2: Convert to fraction form
    54,312.90/81,465.30 = 22,714.80/x
  3. Step 3: Cross multiply
    54,312.90x = 81,465.30 × 22,714.80
  4. Step 4: Simplify right side
    54,312.90x = 1,850,467,996.44
  5. Step 5: Solve for x
    x = 1,850,467,996.44/54,312.90
  6. Step 6: Final answer
    x = 34,070.51

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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.