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Finding the Fourth Proportional to 169,361.60, 254,042.51 and 43,011.32

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Solution

The fourth proportional to 169,361.60, 254,042.51 and 43,011.32 is: 64,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,361.60 : 254,042.51 = 43,011.32 : x
  2. Step 2: Convert to fraction form
    169,361.60/254,042.51 = 43,011.32/x
  3. Step 3: Cross multiply
    169,361.60x = 254,042.51 × 43,011.32
  4. Step 4: Simplify right side
    169,361.60x = 10,926,703,691.21
  5. Step 5: Solve for x
    x = 10,926,703,691.21/169,361.60
  6. Step 6: Final answer
    x = 64,517.01

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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.