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Finding the Fourth Proportional to 188,809.65, 283,214.48 and 181,552.05

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Solution

The fourth proportional to 188,809.65, 283,214.48 and 181,552.05 is: 272,328.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,809.65 : 283,214.48 = 181,552.05 : x
  2. Step 2: Convert to fraction form
    188,809.65/283,214.48 = 181,552.05/x
  3. Step 3: Cross multiply
    188,809.65x = 283,214.48 × 181,552.05
  4. Step 4: Simplify right side
    188,809.65x = 51,418,168,525.92
  5. Step 5: Solve for x
    x = 51,418,168,525.92/188,809.65
  6. Step 6: Final answer
    x = 272,328.08

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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.