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Finding the Fourth Proportional to 175,803.66, 242,609.31 and 95,231.88

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Solution

The fourth proportional to 175,803.66, 242,609.31 and 95,231.88 is: 131,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,803.66 : 242,609.31 = 95,231.88 : x
  2. Step 2: Convert to fraction form
    175,803.66/242,609.31 = 95,231.88/x
  3. Step 3: Cross multiply
    175,803.66x = 242,609.31 × 95,231.88
  4. Step 4: Simplify right side
    175,803.66x = 23,104,140,696.80
  5. Step 5: Solve for x
    x = 23,104,140,696.80/175,803.66
  6. Step 6: Final answer
    x = 131,420.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.