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Finding the Fourth Proportional to 169,446.80, 254,461.80 and 110,543.60

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Solution

The fourth proportional to 169,446.80, 254,461.80 and 110,543.60 is: 166,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,446.80 : 254,461.80 = 110,543.60 : x
  2. Step 2: Convert to fraction form
    169,446.80/254,461.80 = 110,543.60/x
  3. Step 3: Cross multiply
    169,446.80x = 254,461.80 × 110,543.60
  4. Step 4: Simplify right side
    169,446.80x = 28,129,123,434.48
  5. Step 5: Solve for x
    x = 28,129,123,434.48/169,446.80
  6. Step 6: Final answer
    x = 166,005.63

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1.5x scale

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.