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Finding the Fourth Proportional to 177,945.80, 266,918.70 and 59,604.80

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Solution

The fourth proportional to 177,945.80, 266,918.70 and 59,604.80 is: 89,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,945.80 : 266,918.70 = 59,604.80 : x
  2. Step 2: Convert to fraction form
    177,945.80/266,918.70 = 59,604.80/x
  3. Step 3: Cross multiply
    177,945.80x = 266,918.70 × 59,604.80
  4. Step 4: Simplify right side
    177,945.80x = 15,909,635,729.76
  5. Step 5: Solve for x
    x = 15,909,635,729.76/177,945.80
  6. Step 6: Final answer
    x = 89,407.20

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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.