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Finding the Fourth Proportional to 169,445.80, 254,460.30 and 110,542.60

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Solution

The fourth proportional to 169,445.80, 254,460.30 and 110,542.60 is: 166,004.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,445.80 : 254,460.30 = 110,542.60 : x
  2. Step 2: Convert to fraction form
    169,445.80/254,460.30 = 110,542.60/x
  3. Step 3: Cross multiply
    169,445.80x = 254,460.30 × 110,542.60
  4. Step 4: Simplify right side
    169,445.80x = 28,128,703,158.78
  5. Step 5: Solve for x
    x = 28,128,703,158.78/169,445.80
  6. Step 6: Final answer
    x = 166,004.13

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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.