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Finding the Fourth Proportional to 151,179.17, 208,627 and 83,200.53

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Solution

The fourth proportional to 151,179.17, 208,627 and 83,200.53 is: 114,816.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,179.17 : 208,627 = 83,200.53 : x
  2. Step 2: Convert to fraction form
    151,179.17/208,627 = 83,200.53/x
  3. Step 3: Cross multiply
    151,179.17x = 208,627 × 83,200.53
  4. Step 4: Simplify right side
    151,179.17x = 17,357,876,972.31
  5. Step 5: Solve for x
    x = 17,357,876,972.31/151,179.17
  6. Step 6: Final answer
    x = 114,816.59

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