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Finding the Fourth Proportional to 177,590.60, 266,969.10 and 151,929.80

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Solution

The fourth proportional to 177,590.60, 266,969.10 and 151,929.80 is: 228,393.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,590.60 : 266,969.10 = 151,929.80 : x
  2. Step 2: Convert to fraction form
    177,590.60/266,969.10 = 151,929.80/x
  3. Step 3: Cross multiply
    177,590.60x = 266,969.10 × 151,929.80
  4. Step 4: Simplify right side
    177,590.60x = 40,560,561,969.18
  5. Step 5: Solve for x
    x = 40,560,561,969.18/177,590.60
  6. Step 6: Final answer
    x = 228,393.63

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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.