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Finding the Fourth Proportional to 186,751.80, 279,609.30 and 181,567.80

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Solution

The fourth proportional to 186,751.80, 279,609.30 and 181,567.80 is: 271,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,751.80 : 279,609.30 = 181,567.80 : x
  2. Step 2: Convert to fraction form
    186,751.80/279,609.30 = 181,567.80/x
  3. Step 3: Cross multiply
    186,751.80x = 279,609.30 × 181,567.80
  4. Step 4: Simplify right side
    186,751.80x = 50,768,045,460.54
  5. Step 5: Solve for x
    x = 50,768,045,460.54/186,751.80
  6. Step 6: Final answer
    x = 271,847.69

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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.