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Finding the Fourth Proportional to 183,818.32, 275,963.62 and 141,725.14

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Solution

The fourth proportional to 183,818.32, 275,963.62 and 141,725.14 is: 212,769.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,818.32 : 275,963.62 = 141,725.14 : x
  2. Step 2: Convert to fraction form
    183,818.32/275,963.62 = 141,725.14/x
  3. Step 3: Cross multiply
    183,818.32x = 275,963.62 × 141,725.14
  4. Step 4: Simplify right side
    183,818.32x = 39,110,983,652.52
  5. Step 5: Solve for x
    x = 39,110,983,652.52/183,818.32
  6. Step 6: Final answer
    x = 212,769.78

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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.