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Finding the Fourth Proportional to 110,466.83, 165,720.90 and 60,519.40

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Solution

The fourth proportional to 110,466.83, 165,720.90 and 60,519.40 is: 90,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,466.83 : 165,720.90 = 60,519.40 : x
  2. Step 2: Convert to fraction form
    110,466.83/165,720.90 = 60,519.40/x
  3. Step 3: Cross multiply
    110,466.83x = 165,720.90 × 60,519.40
  4. Step 4: Simplify right side
    110,466.83x = 10,029,329,435.46
  5. Step 5: Solve for x
    x = 10,029,329,435.46/110,466.83
  6. Step 6: Final answer
    x = 90,790.42

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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.