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Finding the Fourth Proportional to 177,433.60, 266,150.40 and 93,161.20

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Solution

The fourth proportional to 177,433.60, 266,150.40 and 93,161.20 is: 139,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,433.60 : 266,150.40 = 93,161.20 : x
  2. Step 2: Convert to fraction form
    177,433.60/266,150.40 = 93,161.20/x
  3. Step 3: Cross multiply
    177,433.60x = 266,150.40 × 93,161.20
  4. Step 4: Simplify right side
    177,433.60x = 24,794,890,644.48
  5. Step 5: Solve for x
    x = 24,794,890,644.48/177,433.60
  6. Step 6: Final answer
    x = 139,741.80

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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.