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Finding the Fourth Proportional to 110,490.64, 165,587.80 and 60,495.44

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Solution

The fourth proportional to 110,490.64, 165,587.80 and 60,495.44 is: 90,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,490.64 : 165,587.80 = 60,495.44 : x
  2. Step 2: Convert to fraction form
    110,490.64/165,587.80 = 60,495.44/x
  3. Step 3: Cross multiply
    110,490.64x = 165,587.80 × 60,495.44
  4. Step 4: Simplify right side
    110,490.64x = 10,017,306,819.63
  5. Step 5: Solve for x
    x = 10,017,306,819.63/110,490.64
  6. Step 6: Final answer
    x = 90,662.04

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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.