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Finding the Fourth Proportional to 177,393.80, 266,166.30 and 93,218.60

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Solution

The fourth proportional to 177,393.80, 266,166.30 and 93,218.60 is: 139,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,393.80 : 266,166.30 = 93,218.60 : x
  2. Step 2: Convert to fraction form
    177,393.80/266,166.30 = 93,218.60/x
  3. Step 3: Cross multiply
    177,393.80x = 266,166.30 × 93,218.60
  4. Step 4: Simplify right side
    177,393.80x = 24,811,649,853.18
  5. Step 5: Solve for x
    x = 24,811,649,853.18/177,393.80
  6. Step 6: Final answer
    x = 139,867.63

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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.