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Finding the Fourth Proportional to 151,787.80, 227,487.30 and 116,552.80

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Solution

The fourth proportional to 151,787.80, 227,487.30 and 116,552.80 is: 174,679.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,787.80 : 227,487.30 = 116,552.80 : x
  2. Step 2: Convert to fraction form
    151,787.80/227,487.30 = 116,552.80/x
  3. Step 3: Cross multiply
    151,787.80x = 227,487.30 × 116,552.80
  4. Step 4: Simplify right side
    151,787.80x = 26,514,281,779.44
  5. Step 5: Solve for x
    x = 26,514,281,779.44/151,787.80
  6. Step 6: Final answer
    x = 174,679.93

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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.