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Finding the Fourth Proportional to 179,374.60, 269,061.90 and 134,468.20

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Solution

The fourth proportional to 179,374.60, 269,061.90 and 134,468.20 is: 201,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,374.60 : 269,061.90 = 134,468.20 : x
  2. Step 2: Convert to fraction form
    179,374.60/269,061.90 = 134,468.20/x
  3. Step 3: Cross multiply
    179,374.60x = 269,061.90 × 134,468.20
  4. Step 4: Simplify right side
    179,374.60x = 36,180,269,381.58
  5. Step 5: Solve for x
    x = 36,180,269,381.58/179,374.60
  6. Step 6: Final answer
    x = 201,702.30

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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.