Home / 110,289.10-165,324.30-54,083.20

Finding the Fourth Proportional to 110,289.10, 165,324.30 and 54,083.20

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Solution

The fourth proportional to 110,289.10, 165,324.30 and 54,083.20 is: 81,071.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,289.10 : 165,324.30 = 54,083.20 : x
  2. Step 2: Convert to fraction form
    110,289.10/165,324.30 = 54,083.20/x
  3. Step 3: Cross multiply
    110,289.10x = 165,324.30 × 54,083.20
  4. Step 4: Simplify right side
    110,289.10x = 8,941,267,181.76
  5. Step 5: Solve for x
    x = 8,941,267,181.76/110,289.10
  6. Step 6: Final answer
    x = 81,071.18

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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.