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Finding the Fourth Proportional to 214,179.52, 295,569.48 and 118,687.81

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Solution

The fourth proportional to 214,179.52, 295,569.48 and 118,687.81 is: 163,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,179.52 : 295,569.48 = 118,687.81 : x
  2. Step 2: Convert to fraction form
    214,179.52/295,569.48 = 118,687.81/x
  3. Step 3: Cross multiply
    214,179.52x = 295,569.48 × 118,687.81
  4. Step 4: Simplify right side
    214,179.52x = 35,080,493,990.19
  5. Step 5: Solve for x
    x = 35,080,493,990.19/214,179.52
  6. Step 6: Final answer
    x = 163,790.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.