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Finding the Fourth Proportional to 177,408.80, 266,188.80 and 93,233.60

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Solution

The fourth proportional to 177,408.80, 266,188.80 and 93,233.60 is: 139,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,408.80 : 266,188.80 = 93,233.60 : x
  2. Step 2: Convert to fraction form
    177,408.80/266,188.80 = 93,233.60/x
  3. Step 3: Cross multiply
    177,408.80x = 266,188.80 × 93,233.60
  4. Step 4: Simplify right side
    177,408.80x = 24,817,740,103.68
  5. Step 5: Solve for x
    x = 24,817,740,103.68/177,408.80
  6. Step 6: Final answer
    x = 139,890.13

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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.