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Finding the Fourth Proportional to 204,569.84, 282,672.51 and 159,364.55

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Solution

The fourth proportional to 204,569.84, 282,672.51 and 159,364.55 is: 220,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,569.84 : 282,672.51 = 159,364.55 : x
  2. Step 2: Convert to fraction form
    204,569.84/282,672.51 = 159,364.55/x
  3. Step 3: Cross multiply
    204,569.84x = 282,672.51 × 159,364.55
  4. Step 4: Simplify right side
    204,569.84x = 45,047,977,353.52
  5. Step 5: Solve for x
    x = 45,047,977,353.52/204,569.84
  6. Step 6: Final answer
    x = 220,208.30

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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.