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Finding the Fourth Proportional to 179,237.25, 268,855.88 and 54,578.25

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Solution

The fourth proportional to 179,237.25, 268,855.88 and 54,578.25 is: 81,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,237.25 : 268,855.88 = 54,578.25 : x
  2. Step 2: Convert to fraction form
    179,237.25/268,855.88 = 54,578.25/x
  3. Step 3: Cross multiply
    179,237.25x = 268,855.88 × 54,578.25
  4. Step 4: Simplify right side
    179,237.25x = 14,673,683,432.61
  5. Step 5: Solve for x
    x = 14,673,683,432.61/179,237.25
  6. Step 6: Final answer
    x = 81,867.38

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1.5x scale

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.