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Finding the Fourth Proportional to 169,755.48, 254,600.40 and 161,325.80

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Solution

The fourth proportional to 169,755.48, 254,600.40 and 161,325.80 is: 241,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,755.48 : 254,600.40 = 161,325.80 : x
  2. Step 2: Convert to fraction form
    169,755.48/254,600.40 = 161,325.80/x
  3. Step 3: Cross multiply
    169,755.48x = 254,600.40 × 161,325.80
  4. Step 4: Simplify right side
    169,755.48x = 41,073,613,210.32
  5. Step 5: Solve for x
    x = 41,073,613,210.32/169,755.48
  6. Step 6: Final answer
    x = 241,957.51

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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.