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Finding the Fourth Proportional to 151,950.53, 209,685.61 and 88,283.32

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Solution

The fourth proportional to 151,950.53, 209,685.61 and 88,283.32 is: 121,827.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,950.53 : 209,685.61 = 88,283.32 : x
  2. Step 2: Convert to fraction form
    151,950.53/209,685.61 = 88,283.32/x
  3. Step 3: Cross multiply
    151,950.53x = 209,685.61 × 88,283.32
  4. Step 4: Simplify right side
    151,950.53x = 18,511,741,393.17
  5. Step 5: Solve for x
    x = 18,511,741,393.17/151,950.53
  6. Step 6: Final answer
    x = 121,827.42

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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.